Home / 1,034,875,427.10-1,553,068,967.85-728,765,411.10

Finding the Fourth Proportional to 1,034,875,427.10, 1,553,068,967.85 and 728,765,411.10

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Solution

The fourth proportional to 1,034,875,427.10, 1,553,068,967.85 and 728,765,411.10 is: 1,093,680,374.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034,875,427.10 : 1,553,068,967.85 = 728,765,411.10 : x
  2. Step 2: Convert to fraction form
    1,034,875,427.10/1,553,068,967.85 = 728,765,411.10/x
  3. Step 3: Cross multiply
    1,034,875,427.10x = 1,553,068,967.85 × 728,765,411.10
  4. Step 4: Simplify right side
    1,034,875,427.10x = 1,131,822,944,821,857,920
  5. Step 5: Solve for x
    x = 1,131,822,944,821,857,920/1,034,875,427.10
  6. Step 6: Final answer
    x = 1,093,680,374.65

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Double scale
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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.