Home / 679,966,264.20-1,019,949,396.30-532,013,089.80

Finding the Fourth Proportional to 679,966,264.20, 1,019,949,396.30 and 532,013,089.80

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Solution

The fourth proportional to 679,966,264.20, 1,019,949,396.30 and 532,013,089.80 is: 798,019,634.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,966,264.20 : 1,019,949,396.30 = 532,013,089.80 : x
  2. Step 2: Convert to fraction form
    679,966,264.20/1,019,949,396.30 = 532,013,089.80/x
  3. Step 3: Cross multiply
    679,966,264.20x = 1,019,949,396.30 × 532,013,089.80
  4. Step 4: Simplify right side
    679,966,264.20x = 542,626,429,765,207,680
  5. Step 5: Solve for x
    x = 542,626,429,765,207,680/679,966,264.20
  6. Step 6: Final answer
    x = 798,019,634.70

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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.