Home / 37,103,676,915.20-55,655,515,372.80-19,410,517,990.40

Finding the Fourth Proportional to 37,103,676,915.20, 55,655,515,372.80 and 19,410,517,990.40

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Solution

The fourth proportional to 37,103,676,915.20, 55,655,515,372.80 and 19,410,517,990.40 is: 29,115,776,985.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,103,676,915.20 : 55,655,515,372.80 = 19,410,517,990.40 : x
  2. Step 2: Convert to fraction form
    37,103,676,915.20/55,655,515,372.80 = 19,410,517,990.40/x
  3. Step 3: Cross multiply
    37,103,676,915.20x = 55,655,515,372.80 × 19,410,517,990.40
  4. Step 4: Simplify right side
    37,103,676,915.20x = 1,080,302,382,408,718,352,384
  5. Step 5: Solve for x
    x = 1,080,302,382,408,718,352,384/37,103,676,915.20
  6. Step 6: Final answer
    x = 29,115,776,985.60

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1.5x scale

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.