Home / 242,483,781.60-363,725,672.40-140,195,167.20

Finding the Fourth Proportional to 242,483,781.60, 363,725,672.40 and 140,195,167.20

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Solution

The fourth proportional to 242,483,781.60, 363,725,672.40 and 140,195,167.20 is: 210,292,750.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,483,781.60 : 363,725,672.40 = 140,195,167.20 : x
  2. Step 2: Convert to fraction form
    242,483,781.60/363,725,672.40 = 140,195,167.20/x
  3. Step 3: Cross multiply
    242,483,781.60x = 363,725,672.40 × 140,195,167.20
  4. Step 4: Simplify right side
    242,483,781.60x = 50,992,581,457,050,416
  5. Step 5: Solve for x
    x = 50,992,581,457,050,416/242,483,781.60
  6. Step 6: Final answer
    x = 210,292,750.80

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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.