Home / 158,588,001.36-218,928,336.84-106,357,931.28

Finding the Fourth Proportional to 158,588,001.36, 218,928,336.84 and 106,357,931.28

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Solution

The fourth proportional to 158,588,001.36, 218,928,336.84 and 106,357,931.28 is: 146,825,515.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,588,001.36 : 218,928,336.84 = 106,357,931.28 : x
  2. Step 2: Convert to fraction form
    158,588,001.36/218,928,336.84 = 106,357,931.28/x
  3. Step 3: Cross multiply
    158,588,001.36x = 218,928,336.84 × 106,357,931.28
  4. Step 4: Simplify right side
    158,588,001.36x = 23,284,765,004,873,412
  5. Step 5: Solve for x
    x = 23,284,765,004,873,412/158,588,001.36
  6. Step 6: Final answer
    x = 146,825,515.20

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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.