Home / 650,845,628.46-897,647,506.25-428,056,088.45

Finding the Fourth Proportional to 650,845,628.46, 897,647,506.25 and 428,056,088.45

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Solution

The fourth proportional to 650,845,628.46, 897,647,506.25 and 428,056,088.45 is: 590,375,756.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,845,628.46 : 897,647,506.25 = 428,056,088.45 : x
  2. Step 2: Convert to fraction form
    650,845,628.46/897,647,506.25 = 428,056,088.45/x
  3. Step 3: Cross multiply
    650,845,628.46x = 897,647,506.25 × 428,056,088.45
  4. Step 4: Simplify right side
    650,845,628.46x = 384,243,480,325,643,392
  5. Step 5: Solve for x
    x = 384,243,480,325,643,392/650,845,628.46
  6. Step 6: Final answer
    x = 590,375,756.59

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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.