Home / 178,883,341.60-246,857,527.50-100,567,244.20

Finding the Fourth Proportional to 178,883,341.60, 246,857,527.50 and 100,567,244.20

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Solution

The fourth proportional to 178,883,341.60, 246,857,527.50 and 100,567,244.20 is: 138,781,962.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,883,341.60 : 246,857,527.50 = 100,567,244.20 : x
  2. Step 2: Convert to fraction form
    178,883,341.60/246,857,527.50 = 100,567,244.20/x
  3. Step 3: Cross multiply
    178,883,341.60x = 246,857,527.50 × 100,567,244.20
  4. Step 4: Simplify right side
    178,883,341.60x = 24,825,781,250,700,716
  5. Step 5: Solve for x
    x = 24,825,781,250,700,716/178,883,341.60
  6. Step 6: Final answer
    x = 138,781,962.75

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1.5x scale

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.