Home / 325,835,145.60-488,752,718.40-194,888,083.20

Finding the Fourth Proportional to 325,835,145.60, 488,752,718.40 and 194,888,083.20

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Solution

The fourth proportional to 325,835,145.60, 488,752,718.40 and 194,888,083.20 is: 292,332,124.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,835,145.60 : 488,752,718.40 = 194,888,083.20 : x
  2. Step 2: Convert to fraction form
    325,835,145.60/488,752,718.40 = 194,888,083.20/x
  3. Step 3: Cross multiply
    325,835,145.60x = 488,752,718.40 × 194,888,083.20
  4. Step 4: Simplify right side
    325,835,145.60x = 95,252,080,447,765,360
  5. Step 5: Solve for x
    x = 95,252,080,447,765,360/325,835,145.60
  6. Step 6: Final answer
    x = 292,332,124.80

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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.