Home / 385,022,427.76-577,492,700.96-108,666,809.20

Finding the Fourth Proportional to 385,022,427.76, 577,492,700.96 and 108,666,809.20

Calculator

Solution

The fourth proportional to 385,022,427.76, 577,492,700.96 and 108,666,809.20 is: 162,988,658.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,022,427.76 : 577,492,700.96 = 108,666,809.20 : x
  2. Step 2: Convert to fraction form
    385,022,427.76/577,492,700.96 = 108,666,809.20/x
  3. Step 3: Cross multiply
    385,022,427.76x = 577,492,700.96 × 108,666,809.20
  4. Step 4: Simplify right side
    385,022,427.76x = 62,754,289,149,612,984
  5. Step 5: Solve for x
    x = 62,754,289,149,612,984/385,022,427.76
  6. Step 6: Final answer
    x = 162,988,658.91

Related Problems

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.