Home / 15,753,439,053.53-21,739,811,393-8,519,486,530.37

Finding the Fourth Proportional to 15,753,439,053.53, 21,739,811,393 and 8,519,486,530.37

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Solution

The fourth proportional to 15,753,439,053.53, 21,739,811,393 and 8,519,486,530.37 is: 11,756,926,833.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,753,439,053.53 : 21,739,811,393 = 8,519,486,530.37 : x
  2. Step 2: Convert to fraction form
    15,753,439,053.53/21,739,811,393 = 8,519,486,530.37/x
  3. Step 3: Cross multiply
    15,753,439,053.53x = 21,739,811,393 × 8,519,486,530.37
  4. Step 4: Simplify right side
    15,753,439,053.53x = 185,212,030,335,339,069,440
  5. Step 5: Solve for x
    x = 185,212,030,335,339,069,440/15,753,439,053.53
  6. Step 6: Final answer
    x = 11,756,926,833.95

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.