Home / 20,502,462,272.06-28,293,189,483.24-11,347,008,974.84

Finding the Fourth Proportional to 20,502,462,272.06, 28,293,189,483.24 and 11,347,008,974.84

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Solution

The fourth proportional to 20,502,462,272.06, 28,293,189,483.24 and 11,347,008,974.84 is: 15,658,757,018.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,502,462,272.06 : 28,293,189,483.24 = 11,347,008,974.84 : x
  2. Step 2: Convert to fraction form
    20,502,462,272.06/28,293,189,483.24 = 11,347,008,974.84/x
  3. Step 3: Cross multiply
    20,502,462,272.06x = 28,293,189,483.24 × 11,347,008,974.84
  4. Step 4: Simplify right side
    20,502,462,272.06x = 321,043,074,993,031,479,296
  5. Step 5: Solve for x
    x = 321,043,074,993,031,479,296/20,502,462,272.06
  6. Step 6: Final answer
    x = 15,658,757,018.21

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1.5x scale

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.