Home / 115,270,083.18-159,073,970.31-63,057,997.89

Finding the Fourth Proportional to 115,270,083.18, 159,073,970.31 and 63,057,997.89

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Solution

The fourth proportional to 115,270,083.18, 159,073,970.31 and 63,057,997.89 is: 87,020,723.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,270,083.18 : 159,073,970.31 = 63,057,997.89 : x
  2. Step 2: Convert to fraction form
    115,270,083.18/159,073,970.31 = 63,057,997.89/x
  3. Step 3: Cross multiply
    115,270,083.18x = 159,073,970.31 × 63,057,997.89
  4. Step 4: Simplify right side
    115,270,083.18x = 10,030,886,084,161,902
  5. Step 5: Solve for x
    x = 10,030,886,084,161,902/115,270,083.18
  6. Step 6: Final answer
    x = 87,020,723.92

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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.