Home / 5,581,088,000.80-8,371,632,001.20-3,928,093,914.40

Finding the Fourth Proportional to 5,581,088,000.80, 8,371,632,001.20 and 3,928,093,914.40

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Solution

The fourth proportional to 5,581,088,000.80, 8,371,632,001.20 and 3,928,093,914.40 is: 5,892,140,871.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,581,088,000.80 : 8,371,632,001.20 = 3,928,093,914.40 : x
  2. Step 2: Convert to fraction form
    5,581,088,000.80/8,371,632,001.20 = 3,928,093,914.40/x
  3. Step 3: Cross multiply
    5,581,088,000.80x = 8,371,632,001.20 × 3,928,093,914.40
  4. Step 4: Simplify right side
    5,581,088,000.80x = 32,884,556,717,510,012,928
  5. Step 5: Solve for x
    x = 32,884,556,717,510,012,928/5,581,088,000.80
  6. Step 6: Final answer
    x = 5,892,140,871.60

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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.