Home / 318,250,525.86-477,375,920.62-143,169,058.06

Finding the Fourth Proportional to 318,250,525.86, 477,375,920.62 and 143,169,058.06

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Solution

The fourth proportional to 318,250,525.86, 477,375,920.62 and 143,169,058.06 is: 214,753,646.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,250,525.86 : 477,375,920.62 = 143,169,058.06 : x
  2. Step 2: Convert to fraction form
    318,250,525.86/477,375,920.62 = 143,169,058.06/x
  3. Step 3: Cross multiply
    318,250,525.86x = 477,375,920.62 × 143,169,058.06
  4. Step 4: Simplify right side
    318,250,525.86x = 68,345,460,894,139,376
  5. Step 5: Solve for x
    x = 68,345,460,894,139,376/318,250,525.86
  6. Step 6: Final answer
    x = 214,753,646.39

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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.