Home / 119,660,684.04-165,131,750.87-64,656,540.54

Finding the Fourth Proportional to 119,660,684.04, 165,131,750.87 and 64,656,540.54

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Solution

The fourth proportional to 119,660,684.04, 165,131,750.87 and 64,656,540.54 is: 89,226,029.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,660,684.04 : 165,131,750.87 = 64,656,540.54 : x
  2. Step 2: Convert to fraction form
    119,660,684.04/165,131,750.87 = 64,656,540.54/x
  3. Step 3: Cross multiply
    119,660,684.04x = 165,131,750.87 × 64,656,540.54
  4. Step 4: Simplify right side
    119,660,684.04x = 10,676,847,744,597,688
  5. Step 5: Solve for x
    x = 10,676,847,744,597,688/119,660,684.04
  6. Step 6: Final answer
    x = 89,226,029.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.