Home / 68,112,509.88-102,108,020.82-24,971,660.40

Finding the Fourth Proportional to 68,112,509.88, 102,108,020.82 and 24,971,660.40

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Solution

The fourth proportional to 68,112,509.88, 102,108,020.82 and 24,971,660.40 is: 37,435,220.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,112,509.88 : 102,108,020.82 = 24,971,660.40 : x
  2. Step 2: Convert to fraction form
    68,112,509.88/102,108,020.82 = 24,971,660.40/x
  3. Step 3: Cross multiply
    68,112,509.88x = 102,108,020.82 × 24,971,660.40
  4. Step 4: Simplify right side
    68,112,509.88x = 2,549,806,820,033,169
  5. Step 5: Solve for x
    x = 2,549,806,820,033,169/68,112,509.88
  6. Step 6: Final answer
    x = 37,435,220.41

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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.