Home / 1,913,918,309-2,870,877,460.26-459,895,733

Finding the Fourth Proportional to 1,913,918,309, 2,870,877,460.26 and 459,895,733

Calculator

Solution

The fourth proportional to 1,913,918,309, 2,870,877,460.26 and 459,895,733 is: 689,843,598.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,913,918,309 : 2,870,877,460.26 = 459,895,733 : x
  2. Step 2: Convert to fraction form
    1,913,918,309/2,870,877,460.26 = 459,895,733/x
  3. Step 3: Cross multiply
    1,913,918,309x = 2,870,877,460.26 × 459,895,733
  4. Step 4: Simplify right side
    1,913,918,309x = 1,320,304,293,939,451,136
  5. Step 5: Solve for x
    x = 1,320,304,293,939,451,136/1,913,918,309
  6. Step 6: Final answer
    x = 689,843,598.72

Related Problems

Find fourth proportional to 956,959,154.50, 1,435,438,730.13 and 229,947,866.50
Half scale
Find fourth proportional to 3,827,836,618, 5,741,754,920.52 and 919,791,466
Double scale
Find fourth proportional to 1,913,918,310, 2,870,877,461.76 and 459,895,734
Similar ratio
Find fourth proportional to 2,870,877,463.50, 4,306,316,190.39 and 689,843,599.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.