Home / 3,720,919,529.18-5,581,086,409.51-1,622,346,412.70

Finding the Fourth Proportional to 3,720,919,529.18, 5,581,086,409.51 and 1,622,346,412.70

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Solution

The fourth proportional to 3,720,919,529.18, 5,581,086,409.51 and 1,622,346,412.70 is: 2,433,391,919.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,720,919,529.18 : 5,581,086,409.51 = 1,622,346,412.70 : x
  2. Step 2: Convert to fraction form
    3,720,919,529.18/5,581,086,409.51 = 1,622,346,412.70/x
  3. Step 3: Cross multiply
    3,720,919,529.18x = 5,581,086,409.51 × 1,622,346,412.70
  4. Step 4: Simplify right side
    3,720,919,529.18x = 9,054,455,515,437,272,064
  5. Step 5: Solve for x
    x = 9,054,455,515,437,272,064/3,720,919,529.18
  6. Step 6: Final answer
    x = 2,433,391,919.51

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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.