Home / 969,847,564.20-1,454,771,346.30-425,651,980.20

Finding the Fourth Proportional to 969,847,564.20, 1,454,771,346.30 and 425,651,980.20

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Solution

The fourth proportional to 969,847,564.20, 1,454,771,346.30 and 425,651,980.20 is: 638,477,970.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,847,564.20 : 1,454,771,346.30 = 425,651,980.20 : x
  2. Step 2: Convert to fraction form
    969,847,564.20/1,454,771,346.30 = 425,651,980.20/x
  3. Step 3: Cross multiply
    969,847,564.20x = 1,454,771,346.30 × 425,651,980.20
  4. Step 4: Simplify right side
    969,847,564.20x = 619,226,304,290,814,848
  5. Step 5: Solve for x
    x = 619,226,304,290,814,848/969,847,564.20
  6. Step 6: Final answer
    x = 638,477,970.30

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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.