Home / 142,884,207.76-214,332,123.56-68,062,975.66

Finding the Fourth Proportional to 142,884,207.76, 214,332,123.56 and 68,062,975.66

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Solution

The fourth proportional to 142,884,207.76, 214,332,123.56 and 68,062,975.66 is: 102,097,232.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,884,207.76 : 214,332,123.56 = 68,062,975.66 : x
  2. Step 2: Convert to fraction form
    142,884,207.76/214,332,123.56 = 68,062,975.66/x
  3. Step 3: Cross multiply
    142,884,207.76x = 214,332,123.56 × 68,062,975.66
  4. Step 4: Simplify right side
    142,884,207.76x = 14,588,082,109,020,392
  5. Step 5: Solve for x
    x = 14,588,082,109,020,392/142,884,207.76
  6. Step 6: Final answer
    x = 102,097,232.00

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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.