Home / 104,790,803.52-156,449,397.81-80,069,349.18

Finding the Fourth Proportional to 104,790,803.52, 156,449,397.81 and 80,069,349.18

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Solution

The fourth proportional to 104,790,803.52, 156,449,397.81 and 80,069,349.18 is: 119,541,038.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,790,803.52 : 156,449,397.81 = 80,069,349.18 : x
  2. Step 2: Convert to fraction form
    104,790,803.52/156,449,397.81 = 80,069,349.18/x
  3. Step 3: Cross multiply
    104,790,803.52x = 156,449,397.81 × 80,069,349.18
  4. Step 4: Simplify right side
    104,790,803.52x = 12,526,801,462,249,618
  5. Step 5: Solve for x
    x = 12,526,801,462,249,618/104,790,803.52
  6. Step 6: Final answer
    x = 119,541,038.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.