Home / 1,088,677,245.30-1,633,015,867.95-398,607,011.70

Finding the Fourth Proportional to 1,088,677,245.30, 1,633,015,867.95 and 398,607,011.70

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Solution

The fourth proportional to 1,088,677,245.30, 1,633,015,867.95 and 398,607,011.70 is: 597,910,517.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,677,245.30 : 1,633,015,867.95 = 398,607,011.70 : x
  2. Step 2: Convert to fraction form
    1,088,677,245.30/1,633,015,867.95 = 398,607,011.70/x
  3. Step 3: Cross multiply
    1,088,677,245.30x = 1,633,015,867.95 × 398,607,011.70
  4. Step 4: Simplify right side
    1,088,677,245.30x = 650,931,575,182,231,296
  5. Step 5: Solve for x
    x = 650,931,575,182,231,296/1,088,677,245.30
  6. Step 6: Final answer
    x = 597,910,517.55

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Double scale
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Similar ratio
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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.