Home / 82,852,839.90-124,138,622.69-49,994,368.36

Finding the Fourth Proportional to 82,852,839.90, 124,138,622.69 and 49,994,368.36

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Solution

The fourth proportional to 82,852,839.90, 124,138,622.69 and 49,994,368.36 is: 74,906,690.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,852,839.90 : 124,138,622.69 = 49,994,368.36 : x
  2. Step 2: Convert to fraction form
    82,852,839.90/124,138,622.69 = 49,994,368.36/x
  3. Step 3: Cross multiply
    82,852,839.90x = 124,138,622.69 × 49,994,368.36
  4. Step 4: Simplify right side
    82,852,839.90x = 6,206,232,029,906,596
  5. Step 5: Solve for x
    x = 6,206,232,029,906,596/82,852,839.90
  6. Step 6: Final answer
    x = 74,906,690.43

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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.