Home / 1,259,062,279.40-1,888,593,419.10-441,068,292.20

Finding the Fourth Proportional to 1,259,062,279.40, 1,888,593,419.10 and 441,068,292.20

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Solution

The fourth proportional to 1,259,062,279.40, 1,888,593,419.10 and 441,068,292.20 is: 661,602,438.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,062,279.40 : 1,888,593,419.10 = 441,068,292.20 : x
  2. Step 2: Convert to fraction form
    1,259,062,279.40/1,888,593,419.10 = 441,068,292.20/x
  3. Step 3: Cross multiply
    1,259,062,279.40x = 1,888,593,419.10 × 441,068,292.20
  4. Step 4: Simplify right side
    1,259,062,279.40x = 832,998,674,022,595,840
  5. Step 5: Solve for x
    x = 832,998,674,022,595,840/1,259,062,279.40
  6. Step 6: Final answer
    x = 661,602,438.30

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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.