Home / 870,936,011.60-1,306,404,017.40-224,703,755.60

Finding the Fourth Proportional to 870,936,011.60, 1,306,404,017.40 and 224,703,755.60

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Solution

The fourth proportional to 870,936,011.60, 1,306,404,017.40 and 224,703,755.60 is: 337,055,633.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    870,936,011.60 : 1,306,404,017.40 = 224,703,755.60 : x
  2. Step 2: Convert to fraction form
    870,936,011.60/1,306,404,017.40 = 224,703,755.60/x
  3. Step 3: Cross multiply
    870,936,011.60x = 1,306,404,017.40 × 224,703,755.60
  4. Step 4: Simplify right side
    870,936,011.60x = 293,553,889,040,707,776
  5. Step 5: Solve for x
    x = 293,553,889,040,707,776/870,936,011.60
  6. Step 6: Final answer
    x = 337,055,633.40

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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.