Home / 119,630,448.30-179,445,672.45-76,548,297.90

Finding the Fourth Proportional to 119,630,448.30, 179,445,672.45 and 76,548,297.90

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Solution

The fourth proportional to 119,630,448.30, 179,445,672.45 and 76,548,297.90 is: 114,822,446.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,630,448.30 : 179,445,672.45 = 76,548,297.90 : x
  2. Step 2: Convert to fraction form
    119,630,448.30/179,445,672.45 = 76,548,297.90/x
  3. Step 3: Cross multiply
    119,630,448.30x = 179,445,672.45 × 76,548,297.90
  4. Step 4: Simplify right side
    119,630,448.30x = 13,736,260,791,568,424
  5. Step 5: Solve for x
    x = 13,736,260,791,568,424/119,630,448.30
  6. Step 6: Final answer
    x = 114,822,446.85

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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.