Home / 242,357,489.60-363,536,234.40-140,068,875.20

Finding the Fourth Proportional to 242,357,489.60, 363,536,234.40 and 140,068,875.20

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Solution

The fourth proportional to 242,357,489.60, 363,536,234.40 and 140,068,875.20 is: 210,103,312.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,357,489.60 : 363,536,234.40 = 140,068,875.20 : x
  2. Step 2: Convert to fraction form
    242,357,489.60/363,536,234.40 = 140,068,875.20/x
  3. Step 3: Cross multiply
    242,357,489.60x = 363,536,234.40 × 140,068,875.20
  4. Step 4: Simplify right side
    242,357,489.60x = 50,920,111,446,851,536
  5. Step 5: Solve for x
    x = 50,920,111,446,851,536/242,357,489.60
  6. Step 6: Final answer
    x = 210,103,312.80

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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.