Home / 691,314,334.53-954,087,714.04-423,567,854.88

Finding the Fourth Proportional to 691,314,334.53, 954,087,714.04 and 423,567,854.88

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Solution

The fourth proportional to 691,314,334.53, 954,087,714.04 and 423,567,854.88 is: 584,568,938.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,314,334.53 : 954,087,714.04 = 423,567,854.88 : x
  2. Step 2: Convert to fraction form
    691,314,334.53/954,087,714.04 = 423,567,854.88/x
  3. Step 3: Cross multiply
    691,314,334.53x = 954,087,714.04 × 423,567,854.88
  4. Step 4: Simplify right side
    691,314,334.53x = 404,120,886,400,643,904
  5. Step 5: Solve for x
    x = 404,120,886,400,643,904/691,314,334.53
  6. Step 6: Final answer
    x = 584,568,938.06

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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.