Home / 104,790,809.77-156,449,407.15-80,069,355.43

Finding the Fourth Proportional to 104,790,809.77, 156,449,407.15 and 80,069,355.43

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Solution

The fourth proportional to 104,790,809.77, 156,449,407.15 and 80,069,355.43 is: 119,541,047.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,790,809.77 : 156,449,407.15 = 80,069,355.43 : x
  2. Step 2: Convert to fraction form
    104,790,809.77/156,449,407.15 = 80,069,355.43/x
  3. Step 3: Cross multiply
    104,790,809.77x = 156,449,407.15 × 80,069,355.43
  4. Step 4: Simplify right side
    104,790,809.77x = 12,526,803,188,106,308
  5. Step 5: Solve for x
    x = 12,526,803,188,106,308/104,790,809.77
  6. Step 6: Final answer
    x = 119,541,047.69

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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.