Home / 646,534,022.40-969,801,033.60-596,649,427.20

Finding the Fourth Proportional to 646,534,022.40, 969,801,033.60 and 596,649,427.20

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Solution

The fourth proportional to 646,534,022.40, 969,801,033.60 and 596,649,427.20 is: 894,974,140.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,534,022.40 : 969,801,033.60 = 596,649,427.20 : x
  2. Step 2: Convert to fraction form
    646,534,022.40/969,801,033.60 = 596,649,427.20/x
  3. Step 3: Cross multiply
    646,534,022.40x = 969,801,033.60 × 596,649,427.20
  4. Step 4: Simplify right side
    646,534,022.40x = 578,631,231,195,408,000
  5. Step 5: Solve for x
    x = 578,631,231,195,408,000/646,534,022.40
  6. Step 6: Final answer
    x = 894,974,140.80

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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.