Home / 175,461,138.30-263,191,707.45-161,856,248.70

Finding the Fourth Proportional to 175,461,138.30, 263,191,707.45 and 161,856,248.70

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Solution

The fourth proportional to 175,461,138.30, 263,191,707.45 and 161,856,248.70 is: 242,784,373.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,461,138.30 : 263,191,707.45 = 161,856,248.70 : x
  2. Step 2: Convert to fraction form
    175,461,138.30/263,191,707.45 = 161,856,248.70/x
  3. Step 3: Cross multiply
    175,461,138.30x = 263,191,707.45 × 161,856,248.70
  4. Step 4: Simplify right side
    175,461,138.30x = 42,599,222,456,804,840
  5. Step 5: Solve for x
    x = 42,599,222,456,804,840/175,461,138.30
  6. Step 6: Final answer
    x = 242,784,373.05

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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.