Home / 115,250,022.83-159,043,162.46-63,038,601.78

Finding the Fourth Proportional to 115,250,022.83, 159,043,162.46 and 63,038,601.78

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Solution

The fourth proportional to 115,250,022.83, 159,043,162.46 and 63,038,601.78 is: 86,992,248.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,250,022.83 : 159,043,162.46 = 63,038,601.78 : x
  2. Step 2: Convert to fraction form
    115,250,022.83/159,043,162.46 = 63,038,601.78/x
  3. Step 3: Cross multiply
    115,250,022.83x = 159,043,162.46 × 63,038,601.78
  4. Step 4: Simplify right side
    115,250,022.83x = 10,025,858,583,832,594
  5. Step 5: Solve for x
    x = 10,025,858,583,832,594/115,250,022.83
  6. Step 6: Final answer
    x = 86,992,248.14

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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.