Home / 91,016,330.96-136,621,649.11-39,226,492.44

Finding the Fourth Proportional to 91,016,330.96, 136,621,649.11 and 39,226,492.44

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Solution

The fourth proportional to 91,016,330.96, 136,621,649.11 and 39,226,492.44 is: 58,881,609.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,016,330.96 : 136,621,649.11 = 39,226,492.44 : x
  2. Step 2: Convert to fraction form
    91,016,330.96/136,621,649.11 = 39,226,492.44/x
  3. Step 3: Cross multiply
    91,016,330.96x = 136,621,649.11 × 39,226,492.44
  4. Step 4: Simplify right side
    91,016,330.96x = 5,359,188,085,953,748
  5. Step 5: Solve for x
    x = 5,359,188,085,953,748/91,016,330.96
  6. Step 6: Final answer
    x = 58,881,609.81

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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.