Home / 21,551,669,309.40-32,327,503,964.10-12,735,700,848.60

Finding the Fourth Proportional to 21,551,669,309.40, 32,327,503,964.10 and 12,735,700,848.60

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Solution

The fourth proportional to 21,551,669,309.40, 32,327,503,964.10 and 12,735,700,848.60 is: 19,103,551,272.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,551,669,309.40 : 32,327,503,964.10 = 12,735,700,848.60 : x
  2. Step 2: Convert to fraction form
    21,551,669,309.40/32,327,503,964.10 = 12,735,700,848.60/x
  3. Step 3: Cross multiply
    21,551,669,309.40x = 32,327,503,964.10 × 12,735,700,848.60
  4. Step 4: Simplify right side
    21,551,669,309.40x = 411,713,419,668,708,196,352
  5. Step 5: Solve for x
    x = 411,713,419,668,708,196,352/21,551,669,309.40
  6. Step 6: Final answer
    x = 19,103,551,272.90

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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.