Home / 105,924,319.38-146,187,807.21-61,882,327.62

Finding the Fourth Proportional to 105,924,319.38, 146,187,807.21 and 61,882,327.62

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Solution

The fourth proportional to 105,924,319.38, 146,187,807.21 and 61,882,327.62 is: 85,404,766.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,924,319.38 : 146,187,807.21 = 61,882,327.62 : x
  2. Step 2: Convert to fraction form
    105,924,319.38/146,187,807.21 = 61,882,327.62/x
  3. Step 3: Cross multiply
    105,924,319.38x = 146,187,807.21 × 61,882,327.62
  4. Step 4: Simplify right side
    105,924,319.38x = 9,046,441,779,818,618
  5. Step 5: Solve for x
    x = 9,046,441,779,818,618/105,924,319.38
  6. Step 6: Final answer
    x = 85,404,766.66

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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.