Home / 5,211,576,015.60-7,817,364,023.40-4,395,282,639.60

Finding the Fourth Proportional to 5,211,576,015.60, 7,817,364,023.40 and 4,395,282,639.60

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Solution

The fourth proportional to 5,211,576,015.60, 7,817,364,023.40 and 4,395,282,639.60 is: 6,592,923,959.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,211,576,015.60 : 7,817,364,023.40 = 4,395,282,639.60 : x
  2. Step 2: Convert to fraction form
    5,211,576,015.60/7,817,364,023.40 = 4,395,282,639.60/x
  3. Step 3: Cross multiply
    5,211,576,015.60x = 7,817,364,023.40 × 4,395,282,639.60
  4. Step 4: Simplify right side
    5,211,576,015.60x = 34,359,524,379,483,627,520
  5. Step 5: Solve for x
    x = 34,359,524,379,483,627,520/5,211,576,015.60
  6. Step 6: Final answer
    x = 6,592,923,959.40

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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.