Home / 143,834,446.96-198,545,515.06-94,278,014.25

Finding the Fourth Proportional to 143,834,446.96, 198,545,515.06 and 94,278,014.25

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Solution

The fourth proportional to 143,834,446.96, 198,545,515.06 and 94,278,014.25 is: 130,139,040.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,834,446.96 : 198,545,515.06 = 94,278,014.25 : x
  2. Step 2: Convert to fraction form
    143,834,446.96/198,545,515.06 = 94,278,014.25/x
  3. Step 3: Cross multiply
    143,834,446.96x = 198,545,515.06 × 94,278,014.25
  4. Step 4: Simplify right side
    143,834,446.96x = 18,718,476,898,413,148
  5. Step 5: Solve for x
    x = 18,718,476,898,413,148/143,834,446.96
  6. Step 6: Final answer
    x = 130,139,040.36

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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.