Home / 77,777,767.55-116,592,001.72-60,496,385.15

Finding the Fourth Proportional to 77,777,767.55, 116,592,001.72 and 60,496,385.15

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Solution

The fourth proportional to 77,777,767.55, 116,592,001.72 and 60,496,385.15 is: 90,686,514.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,777,767.55 : 116,592,001.72 = 60,496,385.15 : x
  2. Step 2: Convert to fraction form
    77,777,767.55/116,592,001.72 = 60,496,385.15/x
  3. Step 3: Cross multiply
    77,777,767.55x = 116,592,001.72 × 60,496,385.15
  4. Step 4: Simplify right side
    77,777,767.55x = 7,053,394,641,462,582
  5. Step 5: Solve for x
    x = 7,053,394,641,462,582/77,777,767.55
  6. Step 6: Final answer
    x = 90,686,514.46

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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.