Home / 5,678,530,809.60-8,517,796,214.40-4,711,071,993.60

Finding the Fourth Proportional to 5,678,530,809.60, 8,517,796,214.40 and 4,711,071,993.60

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Solution

The fourth proportional to 5,678,530,809.60, 8,517,796,214.40 and 4,711,071,993.60 is: 7,066,607,990.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,678,530,809.60 : 8,517,796,214.40 = 4,711,071,993.60 : x
  2. Step 2: Convert to fraction form
    5,678,530,809.60/8,517,796,214.40 = 4,711,071,993.60/x
  3. Step 3: Cross multiply
    5,678,530,809.60x = 8,517,796,214.40 × 4,711,071,993.60
  4. Step 4: Simplify right side
    5,678,530,809.60x = 40,127,951,192,851,939,328
  5. Step 5: Solve for x
    x = 40,127,951,192,851,939,328/5,678,530,809.60
  6. Step 6: Final answer
    x = 7,066,607,990.40

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Half scale
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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.