Home / 1,088,423,998.20-1,632,635,997.30-604,694,590.20

Finding the Fourth Proportional to 1,088,423,998.20, 1,632,635,997.30 and 604,694,590.20

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Solution

The fourth proportional to 1,088,423,998.20, 1,632,635,997.30 and 604,694,590.20 is: 907,041,885.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,423,998.20 : 1,632,635,997.30 = 604,694,590.20 : x
  2. Step 2: Convert to fraction form
    1,088,423,998.20/1,632,635,997.30 = 604,694,590.20/x
  3. Step 3: Cross multiply
    1,088,423,998.20x = 1,632,635,997.30 × 604,694,590.20
  4. Step 4: Simplify right side
    1,088,423,998.20x = 987,246,155,333,091,840
  5. Step 5: Solve for x
    x = 987,246,155,333,091,840/1,088,423,998.20
  6. Step 6: Final answer
    x = 907,041,885.30

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Half scale
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Double scale
Find fourth proportional to 1,088,423,999.20, 1,632,635,998.80 and 604,694,591.20
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.