Home / 718,570,546.20-1,077,855,819.30-488,988,034.20

Finding the Fourth Proportional to 718,570,546.20, 1,077,855,819.30 and 488,988,034.20

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Solution

The fourth proportional to 718,570,546.20, 1,077,855,819.30 and 488,988,034.20 is: 733,482,051.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,570,546.20 : 1,077,855,819.30 = 488,988,034.20 : x
  2. Step 2: Convert to fraction form
    718,570,546.20/1,077,855,819.30 = 488,988,034.20/x
  3. Step 3: Cross multiply
    718,570,546.20x = 1,077,855,819.30 × 488,988,034.20
  4. Step 4: Simplify right side
    718,570,546.20x = 527,058,598,230,537,408
  5. Step 5: Solve for x
    x = 527,058,598,230,537,408/718,570,546.20
  6. Step 6: Final answer
    x = 733,482,051.30

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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.