Home / 177,315,008.80-265,972,513.20-153,081,299.20

Finding the Fourth Proportional to 177,315,008.80, 265,972,513.20 and 153,081,299.20

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Solution

The fourth proportional to 177,315,008.80, 265,972,513.20 and 153,081,299.20 is: 229,621,948.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,315,008.80 : 265,972,513.20 = 153,081,299.20 : x
  2. Step 2: Convert to fraction form
    177,315,008.80/265,972,513.20 = 153,081,299.20/x
  3. Step 3: Cross multiply
    177,315,008.80x = 265,972,513.20 × 153,081,299.20
  4. Step 4: Simplify right side
    177,315,008.80x = 40,715,417,872,145,144
  5. Step 5: Solve for x
    x = 40,715,417,872,145,144/177,315,008.80
  6. Step 6: Final answer
    x = 229,621,948.80

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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.