Home / 732,943,025.60-1,099,414,538.40-442,138,510.40

Finding the Fourth Proportional to 732,943,025.60, 1,099,414,538.40 and 442,138,510.40

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Solution

The fourth proportional to 732,943,025.60, 1,099,414,538.40 and 442,138,510.40 is: 663,207,765.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,943,025.60 : 1,099,414,538.40 = 442,138,510.40 : x
  2. Step 2: Convert to fraction form
    732,943,025.60/1,099,414,538.40 = 442,138,510.40/x
  3. Step 3: Cross multiply
    732,943,025.60x = 1,099,414,538.40 × 442,138,510.40
  4. Step 4: Simplify right side
    732,943,025.60x = 486,093,506,320,279,616
  5. Step 5: Solve for x
    x = 486,093,506,320,279,616/732,943,025.60
  6. Step 6: Final answer
    x = 663,207,765.60

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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.