Home / 74,391,853.03-111,481,806.58-54,807,058.90

Finding the Fourth Proportional to 74,391,853.03, 111,481,806.58 and 54,807,058.90

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Solution

The fourth proportional to 74,391,853.03, 111,481,806.58 and 54,807,058.90 is: 82,132,514.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,391,853.03 : 111,481,806.58 = 54,807,058.90 : x
  2. Step 2: Convert to fraction form
    74,391,853.03/111,481,806.58 = 54,807,058.90/x
  3. Step 3: Cross multiply
    74,391,853.03x = 111,481,806.58 × 54,807,058.90
  4. Step 4: Simplify right side
    74,391,853.03x = 6,109,989,939,234,432
  5. Step 5: Solve for x
    x = 6,109,989,939,234,432/74,391,853.03
  6. Step 6: Final answer
    x = 82,132,514.39

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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.