Home / 187,235,720.70-280,306,150.65-133,488,008.70

Finding the Fourth Proportional to 187,235,720.70, 280,306,150.65 and 133,488,008.70

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Solution

The fourth proportional to 187,235,720.70, 280,306,150.65 and 133,488,008.70 is: 199,841,727.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,235,720.70 : 280,306,150.65 = 133,488,008.70 : x
  2. Step 2: Convert to fraction form
    187,235,720.70/280,306,150.65 = 133,488,008.70/x
  3. Step 3: Cross multiply
    187,235,720.70x = 280,306,150.65 × 133,488,008.70
  4. Step 4: Simplify right side
    187,235,720.70x = 37,417,509,876,630,712
  5. Step 5: Solve for x
    x = 37,417,509,876,630,712/187,235,720.70
  6. Step 6: Final answer
    x = 199,841,727.51

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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.