Home / 176,815,575.20-265,223,362.80-90,722,133.20

Finding the Fourth Proportional to 176,815,575.20, 265,223,362.80 and 90,722,133.20

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Solution

The fourth proportional to 176,815,575.20, 265,223,362.80 and 90,722,133.20 is: 136,083,199.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,815,575.20 : 265,223,362.80 = 90,722,133.20 : x
  2. Step 2: Convert to fraction form
    176,815,575.20/265,223,362.80 = 90,722,133.20/x
  3. Step 3: Cross multiply
    176,815,575.20x = 265,223,362.80 × 90,722,133.20
  4. Step 4: Simplify right side
    176,815,575.20x = 24,061,629,247,693,528
  5. Step 5: Solve for x
    x = 24,061,629,247,693,528/176,815,575.20
  6. Step 6: Final answer
    x = 136,083,199.80

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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.