Home / 20,733,033,420.70-31,099,550,131.06-20,151,902,687.20

Finding the Fourth Proportional to 20,733,033,420.70, 31,099,550,131.06 and 20,151,902,687.20

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Solution

The fourth proportional to 20,733,033,420.70, 31,099,550,131.06 and 20,151,902,687.20 is: 30,227,854,030.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,733,033,420.70 : 31,099,550,131.06 = 20,151,902,687.20 : x
  2. Step 2: Convert to fraction form
    20,733,033,420.70/31,099,550,131.06 = 20,151,902,687.20/x
  3. Step 3: Cross multiply
    20,733,033,420.70x = 31,099,550,131.06 × 20,151,902,687.20
  4. Step 4: Simplify right side
    20,733,033,420.70x = 626,715,107,856,819,159,040
  5. Step 5: Solve for x
    x = 626,715,107,856,819,159,040/20,733,033,420.70
  6. Step 6: Final answer
    x = 30,227,854,030.81

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Double scale
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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.