Home / 159,679,963.96-220,361,220.18-93,648,087.52

Finding the Fourth Proportional to 159,679,963.96, 220,361,220.18 and 93,648,087.52

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Solution

The fourth proportional to 159,679,963.96, 220,361,220.18 and 93,648,087.52 is: 129,236,043.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,679,963.96 : 220,361,220.18 = 93,648,087.52 : x
  2. Step 2: Convert to fraction form
    159,679,963.96/220,361,220.18 = 93,648,087.52/x
  3. Step 3: Cross multiply
    159,679,963.96x = 220,361,220.18 × 93,648,087.52
  4. Step 4: Simplify right side
    159,679,963.96x = 20,636,406,833,430,628
  5. Step 5: Solve for x
    x = 20,636,406,833,430,628/159,679,963.96
  6. Step 6: Final answer
    x = 129,236,043.91

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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.