Home / 195,741,920.57-270,130,784.24-107,642,620.76

Finding the Fourth Proportional to 195,741,920.57, 270,130,784.24 and 107,642,620.76

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Solution

The fourth proportional to 195,741,920.57, 270,130,784.24 and 107,642,620.76 is: 148,550,629.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,741,920.57 : 270,130,784.24 = 107,642,620.76 : x
  2. Step 2: Convert to fraction form
    195,741,920.57/270,130,784.24 = 107,642,620.76/x
  3. Step 3: Cross multiply
    195,741,920.57x = 270,130,784.24 × 107,642,620.76
  4. Step 4: Simplify right side
    195,741,920.57x = 29,077,585,564,492,140
  5. Step 5: Solve for x
    x = 29,077,585,564,492,140/195,741,920.57
  6. Step 6: Final answer
    x = 148,550,629.72

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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.