Home / 172,815,840,908.10-259,223,761,362.15-101,997,855,576.90

Finding the Fourth Proportional to 172,815,840,908.10, 259,223,761,362.15 and 101,997,855,576.90

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Solution

The fourth proportional to 172,815,840,908.10, 259,223,761,362.15 and 101,997,855,576.90 is: 152,996,783,365.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,815,840,908.10 : 259,223,761,362.15 = 101,997,855,576.90 : x
  2. Step 2: Convert to fraction form
    172,815,840,908.10/259,223,761,362.15 = 101,997,855,576.90/x
  3. Step 3: Cross multiply
    172,815,840,908.10x = 259,223,761,362.15 × 101,997,855,576.90
  4. Step 4: Simplify right side
    172,815,840,908.10x = 26,440,267,773,517,362,102,272
  5. Step 5: Solve for x
    x = 26,440,267,773,517,362,102,272/172,815,840,908.10
  6. Step 6: Final answer
    x = 152,996,783,365.35

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1.5x scale

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.