Home / 21,551,669,323.90-32,327,503,985.85-12,735,700,863.10

Finding the Fourth Proportional to 21,551,669,323.90, 32,327,503,985.85 and 12,735,700,863.10

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Solution

The fourth proportional to 21,551,669,323.90, 32,327,503,985.85 and 12,735,700,863.10 is: 19,103,551,294.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,551,669,323.90 : 32,327,503,985.85 = 12,735,700,863.10 : x
  2. Step 2: Convert to fraction form
    21,551,669,323.90/32,327,503,985.85 = 12,735,700,863.10/x
  3. Step 3: Cross multiply
    21,551,669,323.90x = 32,327,503,985.85 × 12,735,700,863.10
  4. Step 4: Simplify right side
    21,551,669,323.90x = 411,713,420,414,458,527,744
  5. Step 5: Solve for x
    x = 411,713,420,414,458,527,744/21,551,669,323.90
  6. Step 6: Final answer
    x = 19,103,551,294.65

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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.