Home / 82,942,030.89-124,468,539.75-34,419,883.04

Finding the Fourth Proportional to 82,942,030.89, 124,468,539.75 and 34,419,883.04

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Solution

The fourth proportional to 82,942,030.89, 124,468,539.75 and 34,419,883.04 is: 51,652,853.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,942,030.89 : 124,468,539.75 = 34,419,883.04 : x
  2. Step 2: Convert to fraction form
    82,942,030.89/124,468,539.75 = 34,419,883.04/x
  3. Step 3: Cross multiply
    82,942,030.89x = 124,468,539.75 × 34,419,883.04
  4. Step 4: Simplify right side
    82,942,030.89x = 4,284,192,580,422,319.50
  5. Step 5: Solve for x
    x = 4,284,192,580,422,319.50/82,942,030.89
  6. Step 6: Final answer
    x = 51,652,853.62

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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.