Home / 7,187,670,858.03-10,781,725,930.72-2,465,926,541.78

Finding the Fourth Proportional to 7,187,670,858.03, 10,781,725,930.72 and 2,465,926,541.78

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Solution

The fourth proportional to 7,187,670,858.03, 10,781,725,930.72 and 2,465,926,541.78 is: 3,698,965,167.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,187,670,858.03 : 10,781,725,930.72 = 2,465,926,541.78 : x
  2. Step 2: Convert to fraction form
    7,187,670,858.03/10,781,725,930.72 = 2,465,926,541.78/x
  3. Step 3: Cross multiply
    7,187,670,858.03x = 10,781,725,930.72 × 2,465,926,541.78
  4. Step 4: Simplify right side
    7,187,670,858.03x = 26,586,944,138,701,283,328
  5. Step 5: Solve for x
    x = 26,586,944,138,701,283,328/7,187,670,858.03
  6. Step 6: Final answer
    x = 3,698,965,167.42

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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.