Home / 248,437,959.30-372,656,938.95-66,703,508.10

Finding the Fourth Proportional to 248,437,959.30, 372,656,938.95 and 66,703,508.10

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Solution

The fourth proportional to 248,437,959.30, 372,656,938.95 and 66,703,508.10 is: 100,055,262.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,437,959.30 : 372,656,938.95 = 66,703,508.10 : x
  2. Step 2: Convert to fraction form
    248,437,959.30/372,656,938.95 = 66,703,508.10/x
  3. Step 3: Cross multiply
    248,437,959.30x = 372,656,938.95 × 66,703,508.10
  4. Step 4: Simplify right side
    248,437,959.30x = 24,857,525,145,772,532
  5. Step 5: Solve for x
    x = 24,857,525,145,772,532/248,437,959.30
  6. Step 6: Final answer
    x = 100,055,262.15

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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.