Home / 159,620,060.84-220,275,586.52-86,281,202.84

Finding the Fourth Proportional to 159,620,060.84, 220,275,586.52 and 86,281,202.84

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Solution

The fourth proportional to 159,620,060.84, 220,275,586.52 and 86,281,202.84 is: 119,068,007.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,620,060.84 : 220,275,586.52 = 86,281,202.84 : x
  2. Step 2: Convert to fraction form
    159,620,060.84/220,275,586.52 = 86,281,202.84/x
  3. Step 3: Cross multiply
    159,620,060.84x = 220,275,586.52 × 86,281,202.84
  4. Step 4: Simplify right side
    159,620,060.84x = 19,005,642,559,699,304
  5. Step 5: Solve for x
    x = 19,005,642,559,699,304/159,620,060.84
  6. Step 6: Final answer
    x = 119,068,007.24

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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.