Home / 292,930,540.20-438,758,081.10-177,714,131.40

Finding the Fourth Proportional to 292,930,540.20, 438,758,081.10 and 177,714,131.40

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Solution

The fourth proportional to 292,930,540.20, 438,758,081.10 and 177,714,131.40 is: 266,184,301.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,930,540.20 : 438,758,081.10 = 177,714,131.40 : x
  2. Step 2: Convert to fraction form
    292,930,540.20/438,758,081.10 = 177,714,131.40/x
  3. Step 3: Cross multiply
    292,930,540.20x = 438,758,081.10 × 177,714,131.40
  4. Step 4: Simplify right side
    292,930,540.20x = 77,973,511,277,417,264
  5. Step 5: Solve for x
    x = 77,973,511,277,417,264/292,930,540.20
  6. Step 6: Final answer
    x = 266,184,301.66

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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.