Home / 104,976,128.30-157,464,192.45-97,323,377.90

Finding the Fourth Proportional to 104,976,128.30, 157,464,192.45 and 97,323,377.90

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Solution

The fourth proportional to 104,976,128.30, 157,464,192.45 and 97,323,377.90 is: 145,985,066.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,976,128.30 : 157,464,192.45 = 97,323,377.90 : x
  2. Step 2: Convert to fraction form
    104,976,128.30/157,464,192.45 = 97,323,377.90/x
  3. Step 3: Cross multiply
    104,976,128.30x = 157,464,192.45 × 97,323,377.90
  4. Step 4: Simplify right side
    104,976,128.30x = 15,324,947,107,529,676
  5. Step 5: Solve for x
    x = 15,324,947,107,529,676/104,976,128.30
  6. Step 6: Final answer
    x = 145,985,066.85

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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.