Home / 70,828,433,239.68-106,261,284,378.78-25,453,725,392.88

Finding the Fourth Proportional to 70,828,433,239.68, 106,261,284,378.78 and 25,453,725,392.88

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Solution

The fourth proportional to 70,828,433,239.68, 106,261,284,378.78 and 25,453,725,392.88 is: 38,187,284,805.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,828,433,239.68 : 106,261,284,378.78 = 25,453,725,392.88 : x
  2. Step 2: Convert to fraction form
    70,828,433,239.68/106,261,284,378.78 = 25,453,725,392.88/x
  3. Step 3: Cross multiply
    70,828,433,239.68x = 106,261,284,378.78 × 25,453,725,392.88
  4. Step 4: Simplify right side
    70,828,433,239.68x = 2,704,745,552,472,195,465,216
  5. Step 5: Solve for x
    x = 2,704,745,552,472,195,465,216/70,828,433,239.68
  6. Step 6: Final answer
    x = 38,187,284,805.80

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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.