Home / 5,347,207,468.20-8,020,811,202.30-5,120,494,737.60

Finding the Fourth Proportional to 5,347,207,468.20, 8,020,811,202.30 and 5,120,494,737.60

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Solution

The fourth proportional to 5,347,207,468.20, 8,020,811,202.30 and 5,120,494,737.60 is: 7,680,742,106.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,347,207,468.20 : 8,020,811,202.30 = 5,120,494,737.60 : x
  2. Step 2: Convert to fraction form
    5,347,207,468.20/8,020,811,202.30 = 5,120,494,737.60/x
  3. Step 3: Cross multiply
    5,347,207,468.20x = 8,020,811,202.30 × 5,120,494,737.60
  4. Step 4: Simplify right side
    5,347,207,468.20x = 41,070,521,552,660,283,392
  5. Step 5: Solve for x
    x = 41,070,521,552,660,283,392/5,347,207,468.20
  6. Step 6: Final answer
    x = 7,680,742,106.40

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Double scale
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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.