Home / 162,165,495.90-243,279,539.83-52,961,308.66

Finding the Fourth Proportional to 162,165,495.90, 243,279,539.83 and 52,961,308.66

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Solution

The fourth proportional to 162,165,495.90, 243,279,539.83 and 52,961,308.66 is: 79,452,183.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,165,495.90 : 243,279,539.83 = 52,961,308.66 : x
  2. Step 2: Convert to fraction form
    162,165,495.90/243,279,539.83 = 52,961,308.66/x
  3. Step 3: Cross multiply
    162,165,495.90x = 243,279,539.83 × 52,961,308.66
  4. Step 4: Simplify right side
    162,165,495.90x = 12,884,402,799,969,696
  5. Step 5: Solve for x
    x = 12,884,402,799,969,696/162,165,495.90
  6. Step 6: Final answer
    x = 79,452,183.88

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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.