Home / 880,244,869.60-1,320,367,304.40-621,964,543.60

Finding the Fourth Proportional to 880,244,869.60, 1,320,367,304.40 and 621,964,543.60

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Solution

The fourth proportional to 880,244,869.60, 1,320,367,304.40 and 621,964,543.60 is: 932,946,815.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,244,869.60 : 1,320,367,304.40 = 621,964,543.60 : x
  2. Step 2: Convert to fraction form
    880,244,869.60/1,320,367,304.40 = 621,964,543.60/x
  3. Step 3: Cross multiply
    880,244,869.60x = 1,320,367,304.40 × 621,964,543.60
  4. Step 4: Simplify right side
    880,244,869.60x = 821,221,647,865,508,352
  5. Step 5: Solve for x
    x = 821,221,647,865,508,352/880,244,869.60
  6. Step 6: Final answer
    x = 932,946,815.40

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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.