Home / 159,620,059.34-220,275,584.45-86,281,201.34

Finding the Fourth Proportional to 159,620,059.34, 220,275,584.45 and 86,281,201.34

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Solution

The fourth proportional to 159,620,059.34, 220,275,584.45 and 86,281,201.34 is: 119,068,005.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,620,059.34 : 220,275,584.45 = 86,281,201.34 : x
  2. Step 2: Convert to fraction form
    159,620,059.34/220,275,584.45 = 86,281,201.34/x
  3. Step 3: Cross multiply
    159,620,059.34x = 220,275,584.45 × 86,281,201.34
  4. Step 4: Simplify right side
    159,620,059.34x = 19,005,642,050,683,836
  5. Step 5: Solve for x
    x = 19,005,642,050,683,836/159,620,059.34
  6. Step 6: Final answer
    x = 119,068,005.17

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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.