Home / 527,448,701.60-790,627,177.20-236,455,229.60

Finding the Fourth Proportional to 527,448,701.60, 790,627,177.20 and 236,455,229.60

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Solution

The fourth proportional to 527,448,701.60, 790,627,177.20 and 236,455,229.60 is: 354,438,128.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,448,701.60 : 790,627,177.20 = 236,455,229.60 : x
  2. Step 2: Convert to fraction form
    527,448,701.60/790,627,177.20 = 236,455,229.60/x
  3. Step 3: Cross multiply
    527,448,701.60x = 790,627,177.20 × 236,455,229.60
  4. Step 4: Simplify right side
    527,448,701.60x = 186,947,930,712,825,888
  5. Step 5: Solve for x
    x = 186,947,930,712,825,888/527,448,701.60
  6. Step 6: Final answer
    x = 354,438,128.57

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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.