Home / 168,369,577.30-252,365,409.15-71,308,767.70

Finding the Fourth Proportional to 168,369,577.30, 252,365,409.15 and 71,308,767.70

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Solution

The fourth proportional to 168,369,577.30, 252,365,409.15 and 71,308,767.70 is: 106,883,123.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,369,577.30 : 252,365,409.15 = 71,308,767.70 : x
  2. Step 2: Convert to fraction form
    168,369,577.30/252,365,409.15 = 71,308,767.70/x
  3. Step 3: Cross multiply
    168,369,577.30x = 252,365,409.15 × 71,308,767.70
  4. Step 4: Simplify right side
    168,369,577.30x = 17,995,866,336,592,806
  5. Step 5: Solve for x
    x = 17,995,866,336,592,806/168,369,577.30
  6. Step 6: Final answer
    x = 106,883,123.57

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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.