Home / 605,325,251.60-907,987,877.40-299,215,235.60

Finding the Fourth Proportional to 605,325,251.60, 907,987,877.40 and 299,215,235.60

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Solution

The fourth proportional to 605,325,251.60, 907,987,877.40 and 299,215,235.60 is: 448,822,853.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,325,251.60 : 907,987,877.40 = 299,215,235.60 : x
  2. Step 2: Convert to fraction form
    605,325,251.60/907,987,877.40 = 299,215,235.60/x
  3. Step 3: Cross multiply
    605,325,251.60x = 907,987,877.40 × 299,215,235.60
  4. Step 4: Simplify right side
    605,325,251.60x = 271,683,806,658,184,928
  5. Step 5: Solve for x
    x = 271,683,806,658,184,928/605,325,251.60
  6. Step 6: Final answer
    x = 448,822,853.40

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Similar ratio
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1.5x scale

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.