Home / 2,123,127,866.40-3,184,691,799.60-1,204,797,818.40

Finding the Fourth Proportional to 2,123,127,866.40, 3,184,691,799.60 and 1,204,797,818.40

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Solution

The fourth proportional to 2,123,127,866.40, 3,184,691,799.60 and 1,204,797,818.40 is: 1,807,196,727.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,123,127,866.40 : 3,184,691,799.60 = 1,204,797,818.40 : x
  2. Step 2: Convert to fraction form
    2,123,127,866.40/3,184,691,799.60 = 1,204,797,818.40/x
  3. Step 3: Cross multiply
    2,123,127,866.40x = 3,184,691,799.60 × 1,204,797,818.40
  4. Step 4: Simplify right side
    2,123,127,866.40x = 3,836,909,732,434,450,432
  5. Step 5: Solve for x
    x = 3,836,909,732,434,450,432/2,123,127,866.40
  6. Step 6: Final answer
    x = 1,807,196,727.60

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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.