Home / 645,969,897.20-968,954,845.80-600,053,394.80

Finding the Fourth Proportional to 645,969,897.20, 968,954,845.80 and 600,053,394.80

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Solution

The fourth proportional to 645,969,897.20, 968,954,845.80 and 600,053,394.80 is: 900,080,092.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    645,969,897.20 : 968,954,845.80 = 600,053,394.80 : x
  2. Step 2: Convert to fraction form
    645,969,897.20/968,954,845.80 = 600,053,394.80/x
  3. Step 3: Cross multiply
    645,969,897.20x = 968,954,845.80 × 600,053,394.80
  4. Step 4: Simplify right side
    645,969,897.20x = 581,424,644,630,200,448
  5. Step 5: Solve for x
    x = 581,424,644,630,200,448/645,969,897.20
  6. Step 6: Final answer
    x = 900,080,092.20

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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.