Home / 105,914,247.03-146,201,309.15-79,528,822.43

Finding the Fourth Proportional to 105,914,247.03, 146,201,309.15 and 79,528,822.43

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Solution

The fourth proportional to 105,914,247.03, 146,201,309.15 and 79,528,822.43 is: 109,779,545.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,914,247.03 : 146,201,309.15 = 79,528,822.43 : x
  2. Step 2: Convert to fraction form
    105,914,247.03/146,201,309.15 = 79,528,822.43/x
  3. Step 3: Cross multiply
    105,914,247.03x = 146,201,309.15 × 79,528,822.43
  4. Step 4: Simplify right side
    105,914,247.03x = 11,627,217,953,295,234
  5. Step 5: Solve for x
    x = 11,627,217,953,295,234/105,914,247.03
  6. Step 6: Final answer
    x = 109,779,545.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.