Home / 159,619,952.88-220,275,437.54-86,281,094.88

Finding the Fourth Proportional to 159,619,952.88, 220,275,437.54 and 86,281,094.88

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Solution

The fourth proportional to 159,619,952.88, 220,275,437.54 and 86,281,094.88 is: 119,067,858.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,619,952.88 : 220,275,437.54 = 86,281,094.88 : x
  2. Step 2: Convert to fraction form
    159,619,952.88/220,275,437.54 = 86,281,094.88/x
  3. Step 3: Cross multiply
    159,619,952.88x = 220,275,437.54 × 86,281,094.88
  4. Step 4: Simplify right side
    159,619,952.88x = 19,005,605,926,122,252
  5. Step 5: Solve for x
    x = 19,005,605,926,122,252/159,619,952.88
  6. Step 6: Final answer
    x = 119,067,858.27

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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.