Home / 37,103,676,810.45-55,655,515,215.68-19,410,517,885.65

Finding the Fourth Proportional to 37,103,676,810.45, 55,655,515,215.68 and 19,410,517,885.65

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Solution

The fourth proportional to 37,103,676,810.45, 55,655,515,215.68 and 19,410,517,885.65 is: 29,115,776,828.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,103,676,810.45 : 55,655,515,215.68 = 19,410,517,885.65 : x
  2. Step 2: Convert to fraction form
    37,103,676,810.45/55,655,515,215.68 = 19,410,517,885.65/x
  3. Step 3: Cross multiply
    37,103,676,810.45x = 55,655,515,215.68 × 19,410,517,885.65
  4. Step 4: Simplify right side
    37,103,676,810.45x = 1,080,302,373,528,925,503,488
  5. Step 5: Solve for x
    x = 1,080,302,373,528,925,503,488/37,103,676,810.45
  6. Step 6: Final answer
    x = 29,115,776,828.48

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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.