Home / 25,626,296,123.51-35,364,285,620.42-15,326,389,476.27

Finding the Fourth Proportional to 25,626,296,123.51, 35,364,285,620.42 and 15,326,389,476.27

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Solution

The fourth proportional to 25,626,296,123.51, 35,364,285,620.42 and 15,326,389,476.27 is: 21,150,415,665.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,626,296,123.51 : 35,364,285,620.42 = 15,326,389,476.27 : x
  2. Step 2: Convert to fraction form
    25,626,296,123.51/35,364,285,620.42 = 15,326,389,476.27/x
  3. Step 3: Cross multiply
    25,626,296,123.51x = 35,364,285,620.42 × 15,326,389,476.27
  4. Step 4: Simplify right side
    25,626,296,123.51x = 542,006,814,968,534,990,848
  5. Step 5: Solve for x
    x = 542,006,814,968,534,990,848/25,626,296,123.51
  6. Step 6: Final answer
    x = 21,150,415,665.08

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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.