Home / 115,897,823.88-159,940,269.95-63,686,873.04

Finding the Fourth Proportional to 115,897,823.88, 159,940,269.95 and 63,686,873.04

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Solution

The fourth proportional to 115,897,823.88, 159,940,269.95 and 63,686,873.04 is: 87,888,584.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,897,823.88 : 159,940,269.95 = 63,686,873.04 : x
  2. Step 2: Convert to fraction form
    115,897,823.88/159,940,269.95 = 63,686,873.04/x
  3. Step 3: Cross multiply
    115,897,823.88x = 159,940,269.95 × 63,686,873.04
  4. Step 4: Simplify right side
    115,897,823.88x = 10,186,095,665,970,542
  5. Step 5: Solve for x
    x = 10,186,095,665,970,542/115,897,823.88
  6. Step 6: Final answer
    x = 87,888,584.31

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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.