Home / 697,593,322.20-1,046,389,983.30-348,914,882.10

Finding the Fourth Proportional to 697,593,322.20, 1,046,389,983.30 and 348,914,882.10

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Solution

The fourth proportional to 697,593,322.20, 1,046,389,983.30 and 348,914,882.10 is: 523,372,323.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,593,322.20 : 1,046,389,983.30 = 348,914,882.10 : x
  2. Step 2: Convert to fraction form
    697,593,322.20/1,046,389,983.30 = 348,914,882.10/x
  3. Step 3: Cross multiply
    697,593,322.20x = 1,046,389,983.30 × 348,914,882.10
  4. Step 4: Simplify right side
    697,593,322.20x = 365,101,037,653,740,480
  5. Step 5: Solve for x
    x = 365,101,037,653,740,480/697,593,322.20
  6. Step 6: Final answer
    x = 523,372,323.15

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Half scale
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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.