Home / 363,631,610.76-545,447,423.37-87,282,824.97

Finding the Fourth Proportional to 363,631,610.76, 545,447,423.37 and 87,282,824.97

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Solution

The fourth proportional to 363,631,610.76, 545,447,423.37 and 87,282,824.97 is: 130,924,239.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,631,610.76 : 545,447,423.37 = 87,282,824.97 : x
  2. Step 2: Convert to fraction form
    363,631,610.76/545,447,423.37 = 87,282,824.97/x
  3. Step 3: Cross multiply
    363,631,610.76x = 545,447,423.37 × 87,282,824.97
  4. Step 4: Simplify right side
    363,631,610.76x = 47,608,191,984,341,200
  5. Step 5: Solve for x
    x = 47,608,191,984,341,200/363,631,610.76
  6. Step 6: Final answer
    x = 130,924,239.19

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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.