Home / 120,687,521.20-181,031,281.80-44,013,050.80

Finding the Fourth Proportional to 120,687,521.20, 181,031,281.80 and 44,013,050.80

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Solution

The fourth proportional to 120,687,521.20, 181,031,281.80 and 44,013,050.80 is: 66,019,576.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,687,521.20 : 181,031,281.80 = 44,013,050.80 : x
  2. Step 2: Convert to fraction form
    120,687,521.20/181,031,281.80 = 44,013,050.80/x
  3. Step 3: Cross multiply
    120,687,521.20x = 181,031,281.80 × 44,013,050.80
  4. Step 4: Simplify right side
    120,687,521.20x = 7,967,739,002,252,515
  5. Step 5: Solve for x
    x = 7,967,739,002,252,515/120,687,521.20
  6. Step 6: Final answer
    x = 66,019,576.20

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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.