Home / 1,073,088,140.20-1,609,632,210.30-920,033,132.20

Finding the Fourth Proportional to 1,073,088,140.20, 1,609,632,210.30 and 920,033,132.20

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Solution

The fourth proportional to 1,073,088,140.20, 1,609,632,210.30 and 920,033,132.20 is: 1,380,049,698.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,073,088,140.20 : 1,609,632,210.30 = 920,033,132.20 : x
  2. Step 2: Convert to fraction form
    1,073,088,140.20/1,609,632,210.30 = 920,033,132.20/x
  3. Step 3: Cross multiply
    1,073,088,140.20x = 1,609,632,210.30 × 920,033,132.20
  4. Step 4: Simplify right side
    1,073,088,140.20x = 1,480,914,964,132,318,208
  5. Step 5: Solve for x
    x = 1,480,914,964,132,318,208/1,073,088,140.20
  6. Step 6: Final answer
    x = 1,380,049,698.30

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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.