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Finding the Fourth Proportional to 298,156,693.60, 447,250,203.60 and 93,686,773.60

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Solution

The fourth proportional to 298,156,693.60, 447,250,203.60 and 93,686,773.60 is: 140,534,924.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,156,693.60 : 447,250,203.60 = 93,686,773.60 : x
  2. Step 2: Convert to fraction form
    298,156,693.60/447,250,203.60 = 93,686,773.60/x
  3. Step 3: Cross multiply
    298,156,693.60x = 447,250,203.60 × 93,686,773.60
  4. Step 4: Simplify right side
    298,156,693.60x = 41,901,428,567,227,104
  5. Step 5: Solve for x
    x = 41,901,428,567,227,104/298,156,693.60
  6. Step 6: Final answer
    x = 140,534,924.98

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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.