Home / 870,936,000.40-1,306,404,000.60-595,031,078.80

Finding the Fourth Proportional to 870,936,000.40, 1,306,404,000.60 and 595,031,078.80

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Solution

The fourth proportional to 870,936,000.40, 1,306,404,000.60 and 595,031,078.80 is: 892,546,618.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    870,936,000.40 : 1,306,404,000.60 = 595,031,078.80 : x
  2. Step 2: Convert to fraction form
    870,936,000.40/1,306,404,000.60 = 595,031,078.80/x
  3. Step 3: Cross multiply
    870,936,000.40x = 1,306,404,000.60 × 595,031,078.80
  4. Step 4: Simplify right side
    870,936,000.40x = 777,350,981,825,653,760
  5. Step 5: Solve for x
    x = 777,350,981,825,653,760/870,936,000.40
  6. Step 6: Final answer
    x = 892,546,618.20

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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.