Home / 363,631,541.46-545,447,319.37-87,282,755.69

Finding the Fourth Proportional to 363,631,541.46, 545,447,319.37 and 87,282,755.69

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Solution

The fourth proportional to 363,631,541.46, 545,447,319.37 and 87,282,755.69 is: 130,924,135.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,631,541.46 : 545,447,319.37 = 87,282,755.69 : x
  2. Step 2: Convert to fraction form
    363,631,541.46/545,447,319.37 = 87,282,755.69/x
  3. Step 3: Cross multiply
    363,631,541.46x = 545,447,319.37 × 87,282,755.69
  4. Step 4: Simplify right side
    363,631,541.46x = 47,608,145,115,882,200
  5. Step 5: Solve for x
    x = 47,608,145,115,882,200/363,631,541.46
  6. Step 6: Final answer
    x = 130,924,135.25

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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.