Home / 5,432,508,002.60-8,148,762,003.90-5,218,230,991.40

Finding the Fourth Proportional to 5,432,508,002.60, 8,148,762,003.90 and 5,218,230,991.40

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Solution

The fourth proportional to 5,432,508,002.60, 8,148,762,003.90 and 5,218,230,991.40 is: 7,827,346,487.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432,508,002.60 : 8,148,762,003.90 = 5,218,230,991.40 : x
  2. Step 2: Convert to fraction form
    5,432,508,002.60/8,148,762,003.90 = 5,218,230,991.40/x
  3. Step 3: Cross multiply
    5,432,508,002.60x = 8,148,762,003.90 × 5,218,230,991.40
  4. Step 4: Simplify right side
    5,432,508,002.60x = 42,522,122,430,293,745,664
  5. Step 5: Solve for x
    x = 42,522,122,430,293,745,664/5,432,508,002.60
  6. Step 6: Final answer
    x = 7,827,346,487.10

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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.