Home / 248,531,787.02-372,797,483.67-66,778,965.02

Finding the Fourth Proportional to 248,531,787.02, 372,797,483.67 and 66,778,965.02

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Solution

The fourth proportional to 248,531,787.02, 372,797,483.67 and 66,778,965.02 is: 100,168,394.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,531,787.02 : 372,797,483.67 = 66,778,965.02 : x
  2. Step 2: Convert to fraction form
    248,531,787.02/372,797,483.67 = 66,778,965.02/x
  3. Step 3: Cross multiply
    248,531,787.02x = 372,797,483.67 × 66,778,965.02
  4. Step 4: Simplify right side
    248,531,787.02x = 24,895,030,121,542,952
  5. Step 5: Solve for x
    x = 24,895,030,121,542,952/248,531,787.02
  6. Step 6: Final answer
    x = 100,168,394.63

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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.