Home / 143,640,232.20-215,460,348.30-98,290,600.20

Finding the Fourth Proportional to 143,640,232.20, 215,460,348.30 and 98,290,600.20

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Solution

The fourth proportional to 143,640,232.20, 215,460,348.30 and 98,290,600.20 is: 147,435,900.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,640,232.20 : 215,460,348.30 = 98,290,600.20 : x
  2. Step 2: Convert to fraction form
    143,640,232.20/215,460,348.30 = 98,290,600.20/x
  3. Step 3: Cross multiply
    143,640,232.20x = 215,460,348.30 × 98,290,600.20
  4. Step 4: Simplify right side
    143,640,232.20x = 21,177,726,953,708,052
  5. Step 5: Solve for x
    x = 21,177,726,953,708,052/143,640,232.20
  6. Step 6: Final answer
    x = 147,435,900.30

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1.5x scale

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.