Home / 248,901,087.80-373,687,554.90-197,840,761.40

Finding the Fourth Proportional to 248,901,087.80, 373,687,554.90 and 197,840,761.40

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Solution

The fourth proportional to 248,901,087.80, 373,687,554.90 and 197,840,761.40 is: 297,028,152.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,901,087.80 : 373,687,554.90 = 197,840,761.40 : x
  2. Step 2: Convert to fraction form
    248,901,087.80/373,687,554.90 = 197,840,761.40/x
  3. Step 3: Cross multiply
    248,901,087.80x = 373,687,554.90 × 197,840,761.40
  4. Step 4: Simplify right side
    248,901,087.80x = 73,930,630,387,120,304
  5. Step 5: Solve for x
    x = 73,930,630,387,120,304/248,901,087.80
  6. Step 6: Final answer
    x = 297,028,152.99

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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.