Home / 19,259,838,245.80-28,889,757,368.70-17,239,512,140.20

Finding the Fourth Proportional to 19,259,838,245.80, 28,889,757,368.70 and 17,239,512,140.20

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Solution

The fourth proportional to 19,259,838,245.80, 28,889,757,368.70 and 17,239,512,140.20 is: 25,859,268,210.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,259,838,245.80 : 28,889,757,368.70 = 17,239,512,140.20 : x
  2. Step 2: Convert to fraction form
    19,259,838,245.80/28,889,757,368.70 = 17,239,512,140.20/x
  3. Step 3: Cross multiply
    19,259,838,245.80x = 28,889,757,368.70 × 17,239,512,140.20
  4. Step 4: Simplify right side
    19,259,838,245.80x = 498,045,322,885,136,121,856
  5. Step 5: Solve for x
    x = 498,045,322,885,136,121,856/19,259,838,245.80
  6. Step 6: Final answer
    x = 25,859,268,210.30

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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.