Home / 1,026,432,512.30-1,539,648,768.45-617,278,054.70

Finding the Fourth Proportional to 1,026,432,512.30, 1,539,648,768.45 and 617,278,054.70

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Solution

The fourth proportional to 1,026,432,512.30, 1,539,648,768.45 and 617,278,054.70 is: 925,917,082.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,432,512.30 : 1,539,648,768.45 = 617,278,054.70 : x
  2. Step 2: Convert to fraction form
    1,026,432,512.30/1,539,648,768.45 = 617,278,054.70/x
  3. Step 3: Cross multiply
    1,026,432,512.30x = 1,539,648,768.45 × 617,278,054.70
  4. Step 4: Simplify right side
    1,026,432,512.30x = 950,391,396,710,066,816
  5. Step 5: Solve for x
    x = 950,391,396,710,066,816/1,026,432,512.30
  6. Step 6: Final answer
    x = 925,917,082.05

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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.