Home / 19,259,848,218.30-28,889,772,327.45-17,239,522,112.70

Finding the Fourth Proportional to 19,259,848,218.30, 28,889,772,327.45 and 17,239,522,112.70

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Solution

The fourth proportional to 19,259,848,218.30, 28,889,772,327.45 and 17,239,522,112.70 is: 25,859,283,169.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,259,848,218.30 : 28,889,772,327.45 = 17,239,522,112.70 : x
  2. Step 2: Convert to fraction form
    19,259,848,218.30/28,889,772,327.45 = 17,239,522,112.70/x
  3. Step 3: Cross multiply
    19,259,848,218.30x = 28,889,772,327.45 × 17,239,522,112.70
  4. Step 4: Simplify right side
    19,259,848,218.30x = 498,045,868,869,942,837,248
  5. Step 5: Solve for x
    x = 498,045,868,869,942,837,248/19,259,848,218.30
  6. Step 6: Final answer
    x = 25,859,283,169.05

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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.