Home / 99,692,291.10-149,692,401.45-54,342,659.10

Finding the Fourth Proportional to 99,692,291.10, 149,692,401.45 and 54,342,659.10

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Solution

The fourth proportional to 99,692,291.10, 149,692,401.45 and 54,342,659.10 is: 81,597,915.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,692,291.10 : 149,692,401.45 = 54,342,659.10 : x
  2. Step 2: Convert to fraction form
    99,692,291.10/149,692,401.45 = 54,342,659.10/x
  3. Step 3: Cross multiply
    99,692,291.10x = 149,692,401.45 × 54,342,659.10
  4. Step 4: Simplify right side
    99,692,291.10x = 8,134,683,141,857,695
  5. Step 5: Solve for x
    x = 8,134,683,141,857,695/99,692,291.10
  6. Step 6: Final answer
    x = 81,597,915.47

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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.