Home / 68,121,572.48-102,227,488.88-37,437,579.75

Finding the Fourth Proportional to 68,121,572.48, 102,227,488.88 and 37,437,579.75

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Solution

The fourth proportional to 68,121,572.48, 102,227,488.88 and 37,437,579.75 is: 56,181,171.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,121,572.48 : 102,227,488.88 = 37,437,579.75 : x
  2. Step 2: Convert to fraction form
    68,121,572.48/102,227,488.88 = 37,437,579.75/x
  3. Step 3: Cross multiply
    68,121,572.48x = 102,227,488.88 × 37,437,579.75
  4. Step 4: Simplify right side
    68,121,572.48x = 3,827,149,767,587,238
  5. Step 5: Solve for x
    x = 3,827,149,767,587,238/68,121,572.48
  6. Step 6: Final answer
    x = 56,181,171.81

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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.