Home / 679,966,273.20-1,019,949,409.80-532,013,098.80

Finding the Fourth Proportional to 679,966,273.20, 1,019,949,409.80 and 532,013,098.80

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Solution

The fourth proportional to 679,966,273.20, 1,019,949,409.80 and 532,013,098.80 is: 798,019,648.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,966,273.20 : 1,019,949,409.80 = 532,013,098.80 : x
  2. Step 2: Convert to fraction form
    679,966,273.20/1,019,949,409.80 = 532,013,098.80/x
  3. Step 3: Cross multiply
    679,966,273.20x = 1,019,949,409.80 × 532,013,098.80
  4. Step 4: Simplify right side
    679,966,273.20x = 542,626,446,126,929,088
  5. Step 5: Solve for x
    x = 542,626,446,126,929,088/679,966,273.20
  6. Step 6: Final answer
    x = 798,019,648.20

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Double scale
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Similar ratio
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1.5x scale

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.