Home / 101,376,429.60-152,008,657.20-40,723,629.60

Finding the Fourth Proportional to 101,376,429.60, 152,008,657.20 and 40,723,629.60

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Solution

The fourth proportional to 101,376,429.60, 152,008,657.20 and 40,723,629.60 is: 61,062,953.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,376,429.60 : 152,008,657.20 = 40,723,629.60 : x
  2. Step 2: Convert to fraction form
    101,376,429.60/152,008,657.20 = 40,723,629.60/x
  3. Step 3: Cross multiply
    101,376,429.60x = 152,008,657.20 × 40,723,629.60
  4. Step 4: Simplify right side
    101,376,429.60x = 6,190,344,251,806,173
  5. Step 5: Solve for x
    x = 6,190,344,251,806,173/101,376,429.60
  6. Step 6: Final answer
    x = 61,062,953.95

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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.