Home / 372,051,585.78-513,427,113.92-204,784,270.80

Finding the Fourth Proportional to 372,051,585.78, 513,427,113.92 and 204,784,270.80

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Solution

The fourth proportional to 372,051,585.78, 513,427,113.92 and 204,784,270.80 is: 282,600,051.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,051,585.78 : 513,427,113.92 = 204,784,270.80 : x
  2. Step 2: Convert to fraction form
    372,051,585.78/513,427,113.92 = 204,784,270.80/x
  3. Step 3: Cross multiply
    372,051,585.78x = 513,427,113.92 × 204,784,270.80
  4. Step 4: Simplify right side
    372,051,585.78x = 105,141,797,132,031,824
  5. Step 5: Solve for x
    x = 105,141,797,132,031,824/372,051,585.78
  6. Step 6: Final answer
    x = 282,600,051.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.