Home / 164,738,017.71-247,121,388.29-54,040,497.66

Finding the Fourth Proportional to 164,738,017.71, 247,121,388.29 and 54,040,497.66

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Solution

The fourth proportional to 164,738,017.71, 247,121,388.29 and 54,040,497.66 is: 81,065,457.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,738,017.71 : 247,121,388.29 = 54,040,497.66 : x
  2. Step 2: Convert to fraction form
    164,738,017.71/247,121,388.29 = 54,040,497.66/x
  3. Step 3: Cross multiply
    164,738,017.71x = 247,121,388.29 × 54,040,497.66
  4. Step 4: Simplify right side
    164,738,017.71x = 13,354,562,805,554,144
  5. Step 5: Solve for x
    x = 13,354,562,805,554,144/164,738,017.71
  6. Step 6: Final answer
    x = 81,065,457.70

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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.