Home / 90,287,160.48-124,597,013.64-49,034,348.16

Finding the Fourth Proportional to 90,287,160.48, 124,597,013.64 and 49,034,348.16

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Solution

The fourth proportional to 90,287,160.48, 124,597,013.64 and 49,034,348.16 is: 67,667,798.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,287,160.48 : 124,597,013.64 = 49,034,348.16 : x
  2. Step 2: Convert to fraction form
    90,287,160.48/124,597,013.64 = 49,034,348.16/x
  3. Step 3: Cross multiply
    90,287,160.48x = 124,597,013.64 × 49,034,348.16
  4. Step 4: Simplify right side
    90,287,160.48x = 6,109,533,346,520,028
  5. Step 5: Solve for x
    x = 6,109,533,346,520,028/90,287,160.48
  6. Step 6: Final answer
    x = 67,667,798.10

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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.