Home / 1,043,281,920.60-1,564,922,880.90-559,552,512.60

Finding the Fourth Proportional to 1,043,281,920.60, 1,564,922,880.90 and 559,552,512.60

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Solution

The fourth proportional to 1,043,281,920.60, 1,564,922,880.90 and 559,552,512.60 is: 839,328,768.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,281,920.60 : 1,564,922,880.90 = 559,552,512.60 : x
  2. Step 2: Convert to fraction form
    1,043,281,920.60/1,564,922,880.90 = 559,552,512.60/x
  3. Step 3: Cross multiply
    1,043,281,920.60x = 1,564,922,880.90 × 559,552,512.60
  4. Step 4: Simplify right side
    1,043,281,920.60x = 875,656,530,032,825,600
  5. Step 5: Solve for x
    x = 875,656,530,032,825,600/1,043,281,920.60
  6. Step 6: Final answer
    x = 839,328,768.90

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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.