Home / 101,532,841.74-140,113,964.61-57,478,712.04

Finding the Fourth Proportional to 101,532,841.74, 140,113,964.61 and 57,478,712.04

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Solution

The fourth proportional to 101,532,841.74, 140,113,964.61 and 57,478,712.04 is: 79,319,854.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,532,841.74 : 140,113,964.61 = 57,478,712.04 : x
  2. Step 2: Convert to fraction form
    101,532,841.74/140,113,964.61 = 57,478,712.04/x
  3. Step 3: Cross multiply
    101,532,841.74x = 140,113,964.61 × 57,478,712.04
  4. Step 4: Simplify right side
    101,532,841.74x = 8,053,570,224,600,942
  5. Step 5: Solve for x
    x = 8,053,570,224,600,942/101,532,841.74
  6. Step 6: Final answer
    x = 79,319,854.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.