Home / 181,271,718.90-271,909,464.03-145,109,980.62

Finding the Fourth Proportional to 181,271,718.90, 271,909,464.03 and 145,109,980.62

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Solution

The fourth proportional to 181,271,718.90, 271,909,464.03 and 145,109,980.62 is: 217,666,480.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,271,718.90 : 271,909,464.03 = 145,109,980.62 : x
  2. Step 2: Convert to fraction form
    181,271,718.90/271,909,464.03 = 145,109,980.62/x
  3. Step 3: Cross multiply
    181,271,718.90x = 271,909,464.03 × 145,109,980.62
  4. Step 4: Simplify right side
    181,271,718.90x = 39,456,777,055,787,888
  5. Step 5: Solve for x
    x = 39,456,777,055,787,888/181,271,718.90
  6. Step 6: Final answer
    x = 217,666,480.44

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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.