Home / 145,015,123.95-217,520,554.62-35,840,304.38

Finding the Fourth Proportional to 145,015,123.95, 217,520,554.62 and 35,840,304.38

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Solution

The fourth proportional to 145,015,123.95, 217,520,554.62 and 35,840,304.38 is: 53,759,929.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,015,123.95 : 217,520,554.62 = 35,840,304.38 : x
  2. Step 2: Convert to fraction form
    145,015,123.95/217,520,554.62 = 35,840,304.38/x
  3. Step 3: Cross multiply
    145,015,123.95x = 217,520,554.62 × 35,840,304.38
  4. Step 4: Simplify right side
    145,015,123.95x = 7,796,002,885,399,613
  5. Step 5: Solve for x
    x = 7,796,002,885,399,613/145,015,123.95
  6. Step 6: Final answer
    x = 53,759,929.81

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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.