Home / 161,724,863.20-242,587,294.80-144,256,856.80

Finding the Fourth Proportional to 161,724,863.20, 242,587,294.80 and 144,256,856.80

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Solution

The fourth proportional to 161,724,863.20, 242,587,294.80 and 144,256,856.80 is: 216,385,285.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,724,863.20 : 242,587,294.80 = 144,256,856.80 : x
  2. Step 2: Convert to fraction form
    161,724,863.20/242,587,294.80 = 144,256,856.80/x
  3. Step 3: Cross multiply
    161,724,863.20x = 242,587,294.80 × 144,256,856.80
  4. Step 4: Simplify right side
    161,724,863.20x = 34,994,880,647,462,988
  5. Step 5: Solve for x
    x = 34,994,880,647,462,988/161,724,863.20
  6. Step 6: Final answer
    x = 216,385,285.20

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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.