Home / 5,458,757,618.80-8,188,136,428.20-2,189,553,036.40

Finding the Fourth Proportional to 5,458,757,618.80, 8,188,136,428.20 and 2,189,553,036.40

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Solution

The fourth proportional to 5,458,757,618.80, 8,188,136,428.20 and 2,189,553,036.40 is: 3,284,329,554.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,458,757,618.80 : 8,188,136,428.20 = 2,189,553,036.40 : x
  2. Step 2: Convert to fraction form
    5,458,757,618.80/8,188,136,428.20 = 2,189,553,036.40/x
  3. Step 3: Cross multiply
    5,458,757,618.80x = 8,188,136,428.20 × 2,189,553,036.40
  4. Step 4: Simplify right side
    5,458,757,618.80x = 17,928,358,978,822,760,448
  5. Step 5: Solve for x
    x = 17,928,358,978,822,760,448/5,458,757,618.80
  6. Step 6: Final answer
    x = 3,284,329,554.60

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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.