Home / 82,737,394.82-124,019,880.71-46,292,352.02

Finding the Fourth Proportional to 82,737,394.82, 124,019,880.71 and 46,292,352.02

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Solution

The fourth proportional to 82,737,394.82, 124,019,880.71 and 46,292,352.02 is: 69,390,291.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,737,394.82 : 124,019,880.71 = 46,292,352.02 : x
  2. Step 2: Convert to fraction form
    82,737,394.82/124,019,880.71 = 46,292,352.02/x
  3. Step 3: Cross multiply
    82,737,394.82x = 124,019,880.71 × 46,292,352.02
  4. Step 4: Simplify right side
    82,737,394.82x = 5,741,171,975,305,728
  5. Step 5: Solve for x
    x = 5,741,171,975,305,728/82,737,394.82
  6. Step 6: Final answer
    x = 69,390,291.87

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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.