Home / 248,163,904.80-372,245,857.20-66,411,082.80

Finding the Fourth Proportional to 248,163,904.80, 372,245,857.20 and 66,411,082.80

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Solution

The fourth proportional to 248,163,904.80, 372,245,857.20 and 66,411,082.80 is: 99,616,624.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,163,904.80 : 372,245,857.20 = 66,411,082.80 : x
  2. Step 2: Convert to fraction form
    248,163,904.80/372,245,857.20 = 66,411,082.80/x
  3. Step 3: Cross multiply
    248,163,904.80x = 372,245,857.20 × 66,411,082.80
  4. Step 4: Simplify right side
    248,163,904.80x = 24,721,250,444,466,176
  5. Step 5: Solve for x
    x = 24,721,250,444,466,176/248,163,904.80
  6. Step 6: Final answer
    x = 99,616,624.20

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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.