Home / 1,034,875,436.60-1,553,068,982.10-728,765,420.60

Finding the Fourth Proportional to 1,034,875,436.60, 1,553,068,982.10 and 728,765,420.60

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Solution

The fourth proportional to 1,034,875,436.60, 1,553,068,982.10 and 728,765,420.60 is: 1,093,680,388.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034,875,436.60 : 1,553,068,982.10 = 728,765,420.60 : x
  2. Step 2: Convert to fraction form
    1,034,875,436.60/1,553,068,982.10 = 728,765,420.60/x
  3. Step 3: Cross multiply
    1,034,875,436.60x = 1,553,068,982.10 × 728,765,420.60
  4. Step 4: Simplify right side
    1,034,875,436.60x = 1,131,822,969,960,920,320
  5. Step 5: Solve for x
    x = 1,131,822,969,960,920,320/1,034,875,436.60
  6. Step 6: Final answer
    x = 1,093,680,388.90

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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.