Home / 38,040,886,976.14-57,011,692,215.12-21,252,020,085.33

Finding the Fourth Proportional to 38,040,886,976.14, 57,011,692,215.12 and 21,252,020,085.33

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Solution

The fourth proportional to 38,040,886,976.14, 57,011,692,215.12 and 21,252,020,085.33 is: 31,850,299,095.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,040,886,976.14 : 57,011,692,215.12 = 21,252,020,085.33 : x
  2. Step 2: Convert to fraction form
    38,040,886,976.14/57,011,692,215.12 = 21,252,020,085.33/x
  3. Step 3: Cross multiply
    38,040,886,976.14x = 57,011,692,215.12 × 21,252,020,085.33
  4. Step 4: Simplify right side
    38,040,886,976.14x = 1,211,613,628,054,382,313,472
  5. Step 5: Solve for x
    x = 1,211,613,628,054,382,313,472/38,040,886,976.14
  6. Step 6: Final answer
    x = 31,850,299,095.66

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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.