Home / 697,593,324.20-1,046,389,986.30-348,914,884.10

Finding the Fourth Proportional to 697,593,324.20, 1,046,389,986.30 and 348,914,884.10

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Solution

The fourth proportional to 697,593,324.20, 1,046,389,986.30 and 348,914,884.10 is: 523,372,326.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,593,324.20 : 1,046,389,986.30 = 348,914,884.10 : x
  2. Step 2: Convert to fraction form
    697,593,324.20/1,046,389,986.30 = 348,914,884.10/x
  3. Step 3: Cross multiply
    697,593,324.20x = 1,046,389,986.30 × 348,914,884.10
  4. Step 4: Simplify right side
    697,593,324.20x = 365,101,040,793,265,088
  5. Step 5: Solve for x
    x = 365,101,040,793,265,088/697,593,324.20
  6. Step 6: Final answer
    x = 523,372,326.15

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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.