Home / 79,439,959.30-119,159,938.95-49,206,871.30

Finding the Fourth Proportional to 79,439,959.30, 119,159,938.95 and 49,206,871.30

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Solution

The fourth proportional to 79,439,959.30, 119,159,938.95 and 49,206,871.30 is: 73,810,306.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,439,959.30 : 119,159,938.95 = 49,206,871.30 : x
  2. Step 2: Convert to fraction form
    79,439,959.30/119,159,938.95 = 49,206,871.30/x
  3. Step 3: Cross multiply
    79,439,959.30x = 119,159,938.95 × 49,206,871.30
  4. Step 4: Simplify right side
    79,439,959.30x = 5,863,487,780,028,507
  5. Step 5: Solve for x
    x = 5,863,487,780,028,507/79,439,959.30
  6. Step 6: Final answer
    x = 73,810,306.95

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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.