Home / 1,585,746,372.40-2,378,619,558.60-550,499,304.40

Finding the Fourth Proportional to 1,585,746,372.40, 2,378,619,558.60 and 550,499,304.40

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Solution

The fourth proportional to 1,585,746,372.40, 2,378,619,558.60 and 550,499,304.40 is: 825,748,956.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,746,372.40 : 2,378,619,558.60 = 550,499,304.40 : x
  2. Step 2: Convert to fraction form
    1,585,746,372.40/2,378,619,558.60 = 550,499,304.40/x
  3. Step 3: Cross multiply
    1,585,746,372.40x = 2,378,619,558.60 × 550,499,304.40
  4. Step 4: Simplify right side
    1,585,746,372.40x = 1,309,428,412,441,534,976
  5. Step 5: Solve for x
    x = 1,309,428,412,441,534,976/1,585,746,372.40
  6. Step 6: Final answer
    x = 825,748,956.60

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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.