Home / 83,056,058.40-124,584,087.60-49,015,840.80

Finding the Fourth Proportional to 83,056,058.40, 124,584,087.60 and 49,015,840.80

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Solution

The fourth proportional to 83,056,058.40, 124,584,087.60 and 49,015,840.80 is: 73,523,761.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,056,058.40 : 124,584,087.60 = 49,015,840.80 : x
  2. Step 2: Convert to fraction form
    83,056,058.40/124,584,087.60 = 49,015,840.80/x
  3. Step 3: Cross multiply
    83,056,058.40x = 124,584,087.60 × 49,015,840.80
  4. Step 4: Simplify right side
    83,056,058.40x = 6,106,593,804,014,853
  5. Step 5: Solve for x
    x = 6,106,593,804,014,853/83,056,058.40
  6. Step 6: Final answer
    x = 73,523,761.20

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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.