Home / 248,253,670.40-372,548,467.20-111,868,851.20

Finding the Fourth Proportional to 248,253,670.40, 372,548,467.20 and 111,868,851.20

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Solution

The fourth proportional to 248,253,670.40, 372,548,467.20 and 111,868,851.20 is: 167,878,964.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,253,670.40 : 372,548,467.20 = 111,868,851.20 : x
  2. Step 2: Convert to fraction form
    248,253,670.40/372,548,467.20 = 111,868,851.20/x
  3. Step 3: Cross multiply
    248,253,670.40x = 372,548,467.20 × 111,868,851.20
  4. Step 4: Simplify right side
    248,253,670.40x = 41,676,569,041,984,880
  5. Step 5: Solve for x
    x = 41,676,569,041,984,880/248,253,670.40
  6. Step 6: Final answer
    x = 167,878,964.19

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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.