Home / 879,719,105,119.05-1,318,866,556,643.10-275,033,054,550.21

Finding the Fourth Proportional to 879,719,105,119.05, 1,318,866,556,643.10 and 275,033,054,550.21

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Solution

The fourth proportional to 879,719,105,119.05, 1,318,866,556,643.10 and 275,033,054,550.21 is: 412,326,952,440.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,719,105,119.05 : 1,318,866,556,643.10 = 275,033,054,550.21 : x
  2. Step 2: Convert to fraction form
    879,719,105,119.05/1,318,866,556,643.10 = 275,033,054,550.21/x
  3. Step 3: Cross multiply
    879,719,105,119.05x = 1,318,866,556,643.10 × 275,033,054,550.21
  4. Step 4: Simplify right side
    879,719,105,119.05x = 362,731,897,617,669,374,869,504
  5. Step 5: Solve for x
    x = 362,731,897,617,669,374,869,504/879,719,105,119.05
  6. Step 6: Final answer
    x = 412,326,952,440.78

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Double scale
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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.