Home / 178,883,342.60-246,857,528.88-100,567,245.20

Finding the Fourth Proportional to 178,883,342.60, 246,857,528.88 and 100,567,245.20

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Solution

The fourth proportional to 178,883,342.60, 246,857,528.88 and 100,567,245.20 is: 138,781,964.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,883,342.60 : 246,857,528.88 = 100,567,245.20 : x
  2. Step 2: Convert to fraction form
    178,883,342.60/246,857,528.88 = 100,567,245.20/x
  3. Step 3: Cross multiply
    178,883,342.60x = 246,857,528.88 × 100,567,245.20
  4. Step 4: Simplify right side
    178,883,342.60x = 24,825,781,636,341,040
  5. Step 5: Solve for x
    x = 24,825,781,636,341,040/178,883,342.60
  6. Step 6: Final answer
    x = 138,781,964.13

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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.