Home / 149,272,325.40-224,008,020.90-84,576,005.40

Finding the Fourth Proportional to 149,272,325.40, 224,008,020.90 and 84,576,005.40

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Solution

The fourth proportional to 149,272,325.40, 224,008,020.90 and 84,576,005.40 is: 126,920,402.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,272,325.40 : 224,008,020.90 = 84,576,005.40 : x
  2. Step 2: Convert to fraction form
    149,272,325.40/224,008,020.90 = 84,576,005.40/x
  3. Step 3: Cross multiply
    149,272,325.40x = 224,008,020.90 × 84,576,005.40
  4. Step 4: Simplify right side
    149,272,325.40x = 18,945,703,585,281,716
  5. Step 5: Solve for x
    x = 18,945,703,585,281,716/149,272,325.40
  6. Step 6: Final answer
    x = 126,920,402.25

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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.