Home / 85,248,032.80-127,872,049.20-48,856,352.80

Finding the Fourth Proportional to 85,248,032.80, 127,872,049.20 and 48,856,352.80

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Solution

The fourth proportional to 85,248,032.80, 127,872,049.20 and 48,856,352.80 is: 73,284,529.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,248,032.80 : 127,872,049.20 = 48,856,352.80 : x
  2. Step 2: Convert to fraction form
    85,248,032.80/127,872,049.20 = 48,856,352.80/x
  3. Step 3: Cross multiply
    85,248,032.80x = 127,872,049.20 × 48,856,352.80
  4. Step 4: Simplify right side
    85,248,032.80x = 6,247,361,948,974,158
  5. Step 5: Solve for x
    x = 6,247,361,948,974,158/85,248,032.80
  6. Step 6: Final answer
    x = 73,284,529.20

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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.