Home / 38,040,886,980.77-57,011,692,222.06-21,252,020,089.95

Finding the Fourth Proportional to 38,040,886,980.77, 57,011,692,222.06 and 21,252,020,089.95

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Solution

The fourth proportional to 38,040,886,980.77, 57,011,692,222.06 and 21,252,020,089.95 is: 31,850,299,102.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,040,886,980.77 : 57,011,692,222.06 = 21,252,020,089.95 : x
  2. Step 2: Convert to fraction form
    38,040,886,980.77/57,011,692,222.06 = 21,252,020,089.95/x
  3. Step 3: Cross multiply
    38,040,886,980.77x = 57,011,692,222.06 × 21,252,020,089.95
  4. Step 4: Simplify right side
    38,040,886,980.77x = 1,211,613,628,465,222,778,880
  5. Step 5: Solve for x
    x = 1,211,613,628,465,222,778,880/38,040,886,980.77
  6. Step 6: Final answer
    x = 31,850,299,102.59

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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.