Home / 189,337,452,072.62-261,293,897,182.46-104,851,087,656.62

Finding the Fourth Proportional to 189,337,452,072.62, 261,293,897,182.46 and 104,851,087,656.62

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Solution

The fourth proportional to 189,337,452,072.62, 261,293,897,182.46 and 104,851,087,656.62 is: 144,699,049,330.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,337,452,072.62 : 261,293,897,182.46 = 104,851,087,656.62 : x
  2. Step 2: Convert to fraction form
    189,337,452,072.62/261,293,897,182.46 = 104,851,087,656.62/x
  3. Step 3: Cross multiply
    189,337,452,072.62x = 261,293,897,182.46 × 104,851,087,656.62
  4. Step 4: Simplify right side
    189,337,452,072.62x = 27,396,949,317,617,966,907,392
  5. Step 5: Solve for x
    x = 27,396,949,317,617,966,907,392/189,337,452,072.62
  6. Step 6: Final answer
    x = 144,699,049,330.77

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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.