Home / 149,202,209.40-223,803,314.10-136,288,193.10

Finding the Fourth Proportional to 149,202,209.40, 223,803,314.10 and 136,288,193.10

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Solution

The fourth proportional to 149,202,209.40, 223,803,314.10 and 136,288,193.10 is: 204,432,289.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,202,209.40 : 223,803,314.10 = 136,288,193.10 : x
  2. Step 2: Convert to fraction form
    149,202,209.40/223,803,314.10 = 136,288,193.10/x
  3. Step 3: Cross multiply
    149,202,209.40x = 223,803,314.10 × 136,288,193.10
  4. Step 4: Simplify right side
    149,202,209.40x = 30,501,749,288,480,752
  5. Step 5: Solve for x
    x = 30,501,749,288,480,752/149,202,209.40
  6. Step 6: Final answer
    x = 204,432,289.65

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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.