Home / 1,756,685,078.12-2,634,930,625.30-1,284,468,030.15

Finding the Fourth Proportional to 1,756,685,078.12, 2,634,930,625.30 and 1,284,468,030.15

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Solution

The fourth proportional to 1,756,685,078.12, 2,634,930,625.30 and 1,284,468,030.15 is: 1,926,631,125.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,756,685,078.12 : 2,634,930,625.30 = 1,284,468,030.15 : x
  2. Step 2: Convert to fraction form
    1,756,685,078.12/2,634,930,625.30 = 1,284,468,030.15/x
  3. Step 3: Cross multiply
    1,756,685,078.12x = 2,634,930,625.30 × 1,284,468,030.15
  4. Step 4: Simplify right side
    1,756,685,078.12x = 3,384,484,149,854,286,336
  5. Step 5: Solve for x
    x = 3,384,484,149,854,286,336/1,756,685,078.12
  6. Step 6: Final answer
    x = 1,926,631,125.87

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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.