Home / 291,523,991.22-437,286,814.38-84,279,271.23

Finding the Fourth Proportional to 291,523,991.22, 437,286,814.38 and 84,279,271.23

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Solution

The fourth proportional to 291,523,991.22, 437,286,814.38 and 84,279,271.23 is: 126,419,146.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,523,991.22 : 437,286,814.38 = 84,279,271.23 : x
  2. Step 2: Convert to fraction form
    291,523,991.22/437,286,814.38 = 84,279,271.23/x
  3. Step 3: Cross multiply
    291,523,991.22x = 437,286,814.38 × 84,279,271.23
  4. Step 4: Simplify right side
    291,523,991.22x = 36,854,214,034,434,688
  5. Step 5: Solve for x
    x = 36,854,214,034,434,688/291,523,991.22
  6. Step 6: Final answer
    x = 126,419,146.09

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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.