Home / 113,354,133.40-169,639,289.70-67,948,514.20

Finding the Fourth Proportional to 113,354,133.40, 169,639,289.70 and 67,948,514.20

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Solution

The fourth proportional to 113,354,133.40, 169,639,289.70 and 67,948,514.20 is: 101,687,846.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,354,133.40 : 169,639,289.70 = 67,948,514.20 : x
  2. Step 2: Convert to fraction form
    113,354,133.40/169,639,289.70 = 67,948,514.20/x
  3. Step 3: Cross multiply
    113,354,133.40x = 169,639,289.70 × 67,948,514.20
  4. Step 4: Simplify right side
    113,354,133.40x = 11,526,737,685,058,364
  5. Step 5: Solve for x
    x = 11,526,737,685,058,364/113,354,133.40
  6. Step 6: Final answer
    x = 101,687,846.22

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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.