Home / 470,167,337.80-705,251,006.70-125,155,840.60

Finding the Fourth Proportional to 470,167,337.80, 705,251,006.70 and 125,155,840.60

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Solution

The fourth proportional to 470,167,337.80, 705,251,006.70 and 125,155,840.60 is: 187,733,760.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,167,337.80 : 705,251,006.70 = 125,155,840.60 : x
  2. Step 2: Convert to fraction form
    470,167,337.80/705,251,006.70 = 125,155,840.60/x
  3. Step 3: Cross multiply
    470,167,337.80x = 705,251,006.70 × 125,155,840.60
  4. Step 4: Simplify right side
    470,167,337.80x = 88,266,282,577,534,736
  5. Step 5: Solve for x
    x = 88,266,282,577,534,736/470,167,337.80
  6. Step 6: Final answer
    x = 187,733,760.90

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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.