Home / 1,026,432,511.30-1,539,648,766.95-617,278,053.70

Finding the Fourth Proportional to 1,026,432,511.30, 1,539,648,766.95 and 617,278,053.70

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Solution

The fourth proportional to 1,026,432,511.30, 1,539,648,766.95 and 617,278,053.70 is: 925,917,080.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,432,511.30 : 1,539,648,766.95 = 617,278,053.70 : x
  2. Step 2: Convert to fraction form
    1,026,432,511.30/1,539,648,766.95 = 617,278,053.70/x
  3. Step 3: Cross multiply
    1,026,432,511.30x = 1,539,648,766.95 × 617,278,053.70
  4. Step 4: Simplify right side
    1,026,432,511.30x = 950,391,394,244,500,992
  5. Step 5: Solve for x
    x = 950,391,394,244,500,992/1,026,432,511.30
  6. Step 6: Final answer
    x = 925,917,080.55

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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.