Home / 646,056,291.20-969,084,436.80-646,056,291.20

Finding the Fourth Proportional to 646,056,291.20, 969,084,436.80 and 646,056,291.20

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Solution

The fourth proportional to 646,056,291.20, 969,084,436.80 and 646,056,291.20 is: 969,084,436.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,056,291.20 : 969,084,436.80 = 646,056,291.20 : x
  2. Step 2: Convert to fraction form
    646,056,291.20/969,084,436.80 = 646,056,291.20/x
  3. Step 3: Cross multiply
    646,056,291.20x = 969,084,436.80 × 646,056,291.20
  4. Step 4: Simplify right side
    646,056,291.20x = 626,083,097,098,648,832
  5. Step 5: Solve for x
    x = 626,083,097,098,648,832/646,056,291.20
  6. Step 6: Final answer
    x = 969,084,436.80

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Double scale
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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.