Home / 1,079,699,145.60-1,619,548,718.40-994,668,585.60

Finding the Fourth Proportional to 1,079,699,145.60, 1,619,548,718.40 and 994,668,585.60

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Solution

The fourth proportional to 1,079,699,145.60, 1,619,548,718.40 and 994,668,585.60 is: 1,492,002,878.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,699,145.60 : 1,619,548,718.40 = 994,668,585.60 : x
  2. Step 2: Convert to fraction form
    1,079,699,145.60/1,619,548,718.40 = 994,668,585.60/x
  3. Step 3: Cross multiply
    1,079,699,145.60x = 1,619,548,718.40 × 994,668,585.60
  4. Step 4: Simplify right side
    1,079,699,145.60x = 1,610,914,233,041,220,864
  5. Step 5: Solve for x
    x = 1,610,914,233,041,220,864/1,079,699,145.60
  6. Step 6: Final answer
    x = 1,492,002,878.40

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Double scale
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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.