Home / 497,665,862.40-746,498,793.60-134,147,193.60

Finding the Fourth Proportional to 497,665,862.40, 746,498,793.60 and 134,147,193.60

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Solution

The fourth proportional to 497,665,862.40, 746,498,793.60 and 134,147,193.60 is: 201,220,790.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,665,862.40 : 746,498,793.60 = 134,147,193.60 : x
  2. Step 2: Convert to fraction form
    497,665,862.40/746,498,793.60 = 134,147,193.60/x
  3. Step 3: Cross multiply
    497,665,862.40x = 746,498,793.60 × 134,147,193.60
  4. Step 4: Simplify right side
    497,665,862.40x = 100,140,718,187,225,632
  5. Step 5: Solve for x
    x = 100,140,718,187,225,632/497,665,862.40
  6. Step 6: Final answer
    x = 201,220,790.40

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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.