Home / 533,873,404.30-800,810,106.45-419,211,618.70

Finding the Fourth Proportional to 533,873,404.30, 800,810,106.45 and 419,211,618.70

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Solution

The fourth proportional to 533,873,404.30, 800,810,106.45 and 419,211,618.70 is: 628,817,428.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,873,404.30 : 800,810,106.45 = 419,211,618.70 : x
  2. Step 2: Convert to fraction form
    533,873,404.30/800,810,106.45 = 419,211,618.70/x
  3. Step 3: Cross multiply
    533,873,404.30x = 800,810,106.45 × 419,211,618.70
  4. Step 4: Simplify right side
    533,873,404.30x = 335,708,900,996,223,808
  5. Step 5: Solve for x
    x = 335,708,900,996,223,808/533,873,404.30
  6. Step 6: Final answer
    x = 628,817,428.05

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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.