Home / 2,817,727,619.33-3,888,042,308.43-1,611,877,142.81

Finding the Fourth Proportional to 2,817,727,619.33, 3,888,042,308.43 and 1,611,877,142.81

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Solution

The fourth proportional to 2,817,727,619.33, 3,888,042,308.43 and 1,611,877,142.81 is: 2,224,149,163.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,817,727,619.33 : 3,888,042,308.43 = 1,611,877,142.81 : x
  2. Step 2: Convert to fraction form
    2,817,727,619.33/3,888,042,308.43 = 1,611,877,142.81/x
  3. Step 3: Cross multiply
    2,817,727,619.33x = 3,888,042,308.43 × 1,611,877,142.81
  4. Step 4: Simplify right side
    2,817,727,619.33x = 6,267,046,527,239,979,008
  5. Step 5: Solve for x
    x = 6,267,046,527,239,979,008/2,817,727,619.33
  6. Step 6: Final answer
    x = 2,224,149,163.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.