Home / 175,874,697.60-263,812,046.40-121,455,139.20

Finding the Fourth Proportional to 175,874,697.60, 263,812,046.40 and 121,455,139.20

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Solution

The fourth proportional to 175,874,697.60, 263,812,046.40 and 121,455,139.20 is: 182,182,708.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,874,697.60 : 263,812,046.40 = 121,455,139.20 : x
  2. Step 2: Convert to fraction form
    175,874,697.60/263,812,046.40 = 121,455,139.20/x
  3. Step 3: Cross multiply
    175,874,697.60x = 263,812,046.40 × 121,455,139.20
  4. Step 4: Simplify right side
    175,874,697.60x = 32,041,328,818,148,860
  5. Step 5: Solve for x
    x = 32,041,328,818,148,860/175,874,697.60
  6. Step 6: Final answer
    x = 182,182,708.80

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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.