Home / 63,868,797.54-88,138,972.80-34,500,128.58

Finding the Fourth Proportional to 63,868,797.54, 88,138,972.80 and 34,500,128.58

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Solution

The fourth proportional to 63,868,797.54, 88,138,972.80 and 34,500,128.58 is: 47,610,194.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,868,797.54 : 88,138,972.80 = 34,500,128.58 : x
  2. Step 2: Convert to fraction form
    63,868,797.54/88,138,972.80 = 34,500,128.58/x
  3. Step 3: Cross multiply
    63,868,797.54x = 88,138,972.80 × 34,500,128.58
  4. Step 4: Simplify right side
    63,868,797.54x = 3,040,805,894,509,122.50
  5. Step 5: Solve for x
    x = 3,040,805,894,509,122.50/63,868,797.54
  6. Step 6: Final answer
    x = 47,610,194.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.