Home / 1,088,677,319.10-1,633,015,978.65-976,436,979.90

Finding the Fourth Proportional to 1,088,677,319.10, 1,633,015,978.65 and 976,436,979.90

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Solution

The fourth proportional to 1,088,677,319.10, 1,633,015,978.65 and 976,436,979.90 is: 1,464,655,469.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,677,319.10 : 1,633,015,978.65 = 976,436,979.90 : x
  2. Step 2: Convert to fraction form
    1,088,677,319.10/1,633,015,978.65 = 976,436,979.90/x
  3. Step 3: Cross multiply
    1,088,677,319.10x = 1,633,015,978.65 × 976,436,979.90
  4. Step 4: Simplify right side
    1,088,677,319.10x = 1,594,537,190,321,448,960
  5. Step 5: Solve for x
    x = 1,594,537,190,321,448,960/1,088,677,319.10
  6. Step 6: Final answer
    x = 1,464,655,469.85

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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.