Home / 78,890,567.49-108,866,894.40-44,083,543.95

Finding the Fourth Proportional to 78,890,567.49, 108,866,894.40 and 44,083,543.95

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Solution

The fourth proportional to 78,890,567.49, 108,866,894.40 and 44,083,543.95 is: 60,834,123.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,890,567.49 : 108,866,894.40 = 44,083,543.95 : x
  2. Step 2: Convert to fraction form
    78,890,567.49/108,866,894.40 = 44,083,543.95/x
  3. Step 3: Cross multiply
    78,890,567.49x = 108,866,894.40 × 44,083,543.95
  4. Step 4: Simplify right side
    78,890,567.49x = 4,799,238,523,982,409
  5. Step 5: Solve for x
    x = 4,799,238,523,982,409/78,890,567.49
  6. Step 6: Final answer
    x = 60,834,123.48

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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.