Home / 76,480,316.74-114,754,385.91-40,080,052.77

Finding the Fourth Proportional to 76,480,316.74, 114,754,385.91 and 40,080,052.77

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Solution

The fourth proportional to 76,480,316.74, 114,754,385.91 and 40,080,052.77 is: 60,137,850.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,480,316.74 : 114,754,385.91 = 40,080,052.77 : x
  2. Step 2: Convert to fraction form
    76,480,316.74/114,754,385.91 = 40,080,052.77/x
  3. Step 3: Cross multiply
    76,480,316.74x = 114,754,385.91 × 40,080,052.77
  4. Step 4: Simplify right side
    76,480,316.74x = 4,599,361,842,581,715
  5. Step 5: Solve for x
    x = 4,599,361,842,581,715/76,480,316.74
  6. Step 6: Final answer
    x = 60,137,850.35

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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.