Home / 151,337,346.76-208,626,964.50-107,801,700.04

Finding the Fourth Proportional to 151,337,346.76, 208,626,964.50 and 107,801,700.04

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Solution

The fourth proportional to 151,337,346.76, 208,626,964.50 and 107,801,700.04 is: 148,610,649.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,337,346.76 : 208,626,964.50 = 107,801,700.04 : x
  2. Step 2: Convert to fraction form
    151,337,346.76/208,626,964.50 = 107,801,700.04/x
  3. Step 3: Cross multiply
    151,337,346.76x = 208,626,964.50 × 107,801,700.04
  4. Step 4: Simplify right side
    151,337,346.76x = 22,490,341,447,284,728
  5. Step 5: Solve for x
    x = 22,490,341,447,284,728/151,337,346.76
  6. Step 6: Final answer
    x = 148,610,649.84

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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.