Home / 1,517,233,377.60-2,275,850,066.40-426,716,445.60

Finding the Fourth Proportional to 1,517,233,377.60, 2,275,850,066.40 and 426,716,445.60

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Solution

The fourth proportional to 1,517,233,377.60, 2,275,850,066.40 and 426,716,445.60 is: 640,074,668.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517,233,377.60 : 2,275,850,066.40 = 426,716,445.60 : x
  2. Step 2: Convert to fraction form
    1,517,233,377.60/2,275,850,066.40 = 426,716,445.60/x
  3. Step 3: Cross multiply
    1,517,233,377.60x = 2,275,850,066.40 × 426,716,445.60
  4. Step 4: Simplify right side
    1,517,233,377.60x = 971,142,651,052,732,032
  5. Step 5: Solve for x
    x = 971,142,651,052,732,032/1,517,233,377.60
  6. Step 6: Final answer
    x = 640,074,668.40

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Double scale
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Similar ratio
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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.