Home / 533,866,815.60-800,800,223.40-476,423,948.40

Finding the Fourth Proportional to 533,866,815.60, 800,800,223.40 and 476,423,948.40

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Solution

The fourth proportional to 533,866,815.60, 800,800,223.40 and 476,423,948.40 is: 714,635,922.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,866,815.60 : 800,800,223.40 = 476,423,948.40 : x
  2. Step 2: Convert to fraction form
    533,866,815.60/800,800,223.40 = 476,423,948.40/x
  3. Step 3: Cross multiply
    533,866,815.60x = 800,800,223.40 × 476,423,948.40
  4. Step 4: Simplify right side
    533,866,815.60x = 381,520,404,311,830,016
  5. Step 5: Solve for x
    x = 381,520,404,311,830,016/533,866,815.60
  6. Step 6: Final answer
    x = 714,635,922.60

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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.