Home / 79,808,217.40-119,765,470.20-36,655,208.20

Finding the Fourth Proportional to 79,808,217.40, 119,765,470.20 and 36,655,208.20

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Solution

The fourth proportional to 79,808,217.40, 119,765,470.20 and 36,655,208.20 is: 55,007,220.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,808,217.40 : 119,765,470.20 = 36,655,208.20 : x
  2. Step 2: Convert to fraction form
    79,808,217.40/119,765,470.20 = 36,655,208.20/x
  3. Step 3: Cross multiply
    79,808,217.40x = 119,765,470.20 × 36,655,208.20
  4. Step 4: Simplify right side
    79,808,217.40x = 4,390,028,245,351,896
  5. Step 5: Solve for x
    x = 4,390,028,245,351,896/79,808,217.40
  6. Step 6: Final answer
    x = 55,007,220.91

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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.