Home / 691,314,335.66-954,087,715.60-423,567,856.00

Finding the Fourth Proportional to 691,314,335.66, 954,087,715.60 and 423,567,856.00

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Solution

The fourth proportional to 691,314,335.66, 954,087,715.60 and 423,567,856.00 is: 584,568,939.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,314,335.66 : 954,087,715.60 = 423,567,856.00 : x
  2. Step 2: Convert to fraction form
    691,314,335.66/954,087,715.60 = 423,567,856.00/x
  3. Step 3: Cross multiply
    691,314,335.66x = 954,087,715.60 × 423,567,856.00
  4. Step 4: Simplify right side
    691,314,335.66x = 404,120,888,132,763,456
  5. Step 5: Solve for x
    x = 404,120,888,132,763,456/691,314,335.66
  6. Step 6: Final answer
    x = 584,568,939.61

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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.