Home / 159,739,219.90-239,272,906.65-132,865,363.90

Finding the Fourth Proportional to 159,739,219.90, 239,272,906.65 and 132,865,363.90

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Solution

The fourth proportional to 159,739,219.90, 239,272,906.65 and 132,865,363.90 is: 199,018,636.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,739,219.90 : 239,272,906.65 = 132,865,363.90 : x
  2. Step 2: Convert to fraction form
    159,739,219.90/239,272,906.65 = 132,865,363.90/x
  3. Step 3: Cross multiply
    159,739,219.90x = 239,272,906.65 × 132,865,363.90
  4. Step 4: Simplify right side
    159,739,219.90x = 31,791,081,813,462,984
  5. Step 5: Solve for x
    x = 31,791,081,813,462,984/159,739,219.90
  6. Step 6: Final answer
    x = 199,018,636.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.