Home / 120,924,098.20-181,575,104.10-69,905,762.20

Finding the Fourth Proportional to 120,924,098.20, 181,575,104.10 and 69,905,762.20

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Solution

The fourth proportional to 120,924,098.20, 181,575,104.10 and 69,905,762.20 is: 104,967,878.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,924,098.20 : 181,575,104.10 = 69,905,762.20 : x
  2. Step 2: Convert to fraction form
    120,924,098.20/181,575,104.10 = 69,905,762.20/x
  3. Step 3: Cross multiply
    120,924,098.20x = 181,575,104.10 × 69,905,762.20
  4. Step 4: Simplify right side
    120,924,098.20x = 12,693,146,048,654,846
  5. Step 5: Solve for x
    x = 12,693,146,048,654,846/120,924,098.20
  6. Step 6: Final answer
    x = 104,967,878.51

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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.