Home / 372,650,004.80-558,975,007.20-127,283,695.10

Finding the Fourth Proportional to 372,650,004.80, 558,975,007.20 and 127,283,695.10

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Solution

The fourth proportional to 372,650,004.80, 558,975,007.20 and 127,283,695.10 is: 190,925,542.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,650,004.80 : 558,975,007.20 = 127,283,695.10 : x
  2. Step 2: Convert to fraction form
    372,650,004.80/558,975,007.20 = 127,283,695.10/x
  3. Step 3: Cross multiply
    372,650,004.80x = 558,975,007.20 × 127,283,695.10
  4. Step 4: Simplify right side
    372,650,004.80x = 71,148,404,384,965,104
  5. Step 5: Solve for x
    x = 71,148,404,384,965,104/372,650,004.80
  6. Step 6: Final answer
    x = 190,925,542.65

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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.