Home / 158,587,843.36-218,928,118.80-106,357,773.28

Finding the Fourth Proportional to 158,587,843.36, 218,928,118.80 and 106,357,773.28

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Solution

The fourth proportional to 158,587,843.36, 218,928,118.80 and 106,357,773.28 is: 146,825,297.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,587,843.36 : 218,928,118.80 = 106,357,773.28 : x
  2. Step 2: Convert to fraction form
    158,587,843.36/218,928,118.80 = 106,357,773.28/x
  3. Step 3: Cross multiply
    158,587,843.36x = 218,928,118.80 × 106,357,773.28
  4. Step 4: Simplify right side
    158,587,843.36x = 23,284,707,223,947,308
  5. Step 5: Solve for x
    x = 23,284,707,223,947,308/158,587,843.36
  6. Step 6: Final answer
    x = 146,825,297.14

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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.