Home / 120,852,043.20-181,278,064.80-29,975,632.20

Finding the Fourth Proportional to 120,852,043.20, 181,278,064.80 and 29,975,632.20

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Solution

The fourth proportional to 120,852,043.20, 181,278,064.80 and 29,975,632.20 is: 44,963,448.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,852,043.20 : 181,278,064.80 = 29,975,632.20 : x
  2. Step 2: Convert to fraction form
    120,852,043.20/181,278,064.80 = 29,975,632.20/x
  3. Step 3: Cross multiply
    120,852,043.20x = 181,278,064.80 × 29,975,632.20
  4. Step 4: Simplify right side
    120,852,043.20x = 5,433,924,596,372,567
  5. Step 5: Solve for x
    x = 5,433,924,596,372,567/120,852,043.20
  6. Step 6: Final answer
    x = 44,963,448.30

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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.