Home / 141,950,411.88-213,000,636.09-100,717,760.53

Finding the Fourth Proportional to 141,950,411.88, 213,000,636.09 and 100,717,760.53

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Solution

The fourth proportional to 141,950,411.88, 213,000,636.09 and 100,717,760.53 is: 151,129,868.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,950,411.88 : 213,000,636.09 = 100,717,760.53 : x
  2. Step 2: Convert to fraction form
    141,950,411.88/213,000,636.09 = 100,717,760.53/x
  3. Step 3: Cross multiply
    141,950,411.88x = 213,000,636.09 × 100,717,760.53
  4. Step 4: Simplify right side
    141,950,411.88x = 21,452,947,058,450,296
  5. Step 5: Solve for x
    x = 21,452,947,058,450,296/141,950,411.88
  6. Step 6: Final answer
    x = 151,129,868.34

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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.