Home / 104,088,603.40-156,020,930.70-39,367,400.20

Finding the Fourth Proportional to 104,088,603.40, 156,020,930.70 and 39,367,400.20

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Solution

The fourth proportional to 104,088,603.40, 156,020,930.70 and 39,367,400.20 is: 59,008,750.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,088,603.40 : 156,020,930.70 = 39,367,400.20 : x
  2. Step 2: Convert to fraction form
    104,088,603.40/156,020,930.70 = 39,367,400.20/x
  3. Step 3: Cross multiply
    104,088,603.40x = 156,020,930.70 × 39,367,400.20
  4. Step 4: Simplify right side
    104,088,603.40x = 6,142,138,418,443,366
  5. Step 5: Solve for x
    x = 6,142,138,418,443,366/104,088,603.40
  6. Step 6: Final answer
    x = 59,008,750.41

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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.