Home / 2,808,482,043.72-3,873,838,603.63-1,806,167,544.10

Finding the Fourth Proportional to 2,808,482,043.72, 3,873,838,603.63 and 1,806,167,544.10

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Solution

The fourth proportional to 2,808,482,043.72, 3,873,838,603.63 and 1,806,167,544.10 is: 2,491,310,767.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,808,482,043.72 : 3,873,838,603.63 = 1,806,167,544.10 : x
  2. Step 2: Convert to fraction form
    2,808,482,043.72/3,873,838,603.63 = 1,806,167,544.10/x
  3. Step 3: Cross multiply
    2,808,482,043.72x = 3,873,838,603.63 × 1,806,167,544.10
  4. Step 4: Simplify right side
    2,808,482,043.72x = 6,996,801,556,958,170,112
  5. Step 5: Solve for x
    x = 6,996,801,556,958,170,112/2,808,482,043.72
  6. Step 6: Final answer
    x = 2,491,310,767.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.