Home / 113,367,763.49-170,078,628.78-36,690,791.81

Finding the Fourth Proportional to 113,367,763.49, 170,078,628.78 and 36,690,791.81

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Solution

The fourth proportional to 113,367,763.49, 170,078,628.78 and 36,690,791.81 is: 55,044,920.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,367,763.49 : 170,078,628.78 = 36,690,791.81 : x
  2. Step 2: Convert to fraction form
    113,367,763.49/170,078,628.78 = 36,690,791.81/x
  3. Step 3: Cross multiply
    113,367,763.49x = 170,078,628.78 × 36,690,791.81
  4. Step 4: Simplify right side
    113,367,763.49x = 6,240,319,559,897,255
  5. Step 5: Solve for x
    x = 6,240,319,559,897,255/113,367,763.49
  6. Step 6: Final answer
    x = 55,044,920.78

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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.