Home / 168,404,686.20-252,607,029.30-155,807,566.20

Finding the Fourth Proportional to 168,404,686.20, 252,607,029.30 and 155,807,566.20

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Solution

The fourth proportional to 168,404,686.20, 252,607,029.30 and 155,807,566.20 is: 233,711,349.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,404,686.20 : 252,607,029.30 = 155,807,566.20 : x
  2. Step 2: Convert to fraction form
    168,404,686.20/252,607,029.30 = 155,807,566.20/x
  3. Step 3: Cross multiply
    168,404,686.20x = 252,607,029.30 × 155,807,566.20
  4. Step 4: Simplify right side
    168,404,686.20x = 39,358,086,440,245,088
  5. Step 5: Solve for x
    x = 39,358,086,440,245,088/168,404,686.20
  6. Step 6: Final answer
    x = 233,711,349.30

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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.