Home / 90,848,003.60-136,272,005.40-52,584,251.60

Finding the Fourth Proportional to 90,848,003.60, 136,272,005.40 and 52,584,251.60

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Solution

The fourth proportional to 90,848,003.60, 136,272,005.40 and 52,584,251.60 is: 78,876,377.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,848,003.60 : 136,272,005.40 = 52,584,251.60 : x
  2. Step 2: Convert to fraction form
    90,848,003.60/136,272,005.40 = 52,584,251.60/x
  3. Step 3: Cross multiply
    90,848,003.60x = 136,272,005.40 × 52,584,251.60
  4. Step 4: Simplify right side
    90,848,003.60x = 7,165,761,417,990,159
  5. Step 5: Solve for x
    x = 7,165,761,417,990,159/90,848,003.60
  6. Step 6: Final answer
    x = 78,876,377.40

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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.