Home / 161,489,495.70-242,234,243.55-75,396,053.70

Finding the Fourth Proportional to 161,489,495.70, 242,234,243.55 and 75,396,053.70

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Solution

The fourth proportional to 161,489,495.70, 242,234,243.55 and 75,396,053.70 is: 113,094,080.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,489,495.70 : 242,234,243.55 = 75,396,053.70 : x
  2. Step 2: Convert to fraction form
    161,489,495.70/242,234,243.55 = 75,396,053.70/x
  3. Step 3: Cross multiply
    161,489,495.70x = 242,234,243.55 × 75,396,053.70
  4. Step 4: Simplify right side
    161,489,495.70x = 18,263,506,034,674,680
  5. Step 5: Solve for x
    x = 18,263,506,034,674,680/161,489,495.70
  6. Step 6: Final answer
    x = 113,094,080.55

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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.