Home / 735,886,991.93-1,103,264,717.33-380,980,814.78

Finding the Fourth Proportional to 735,886,991.93, 1,103,264,717.33 and 380,980,814.78

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Solution

The fourth proportional to 735,886,991.93, 1,103,264,717.33 and 380,980,814.78 is: 571,178,313.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,886,991.93 : 1,103,264,717.33 = 380,980,814.78 : x
  2. Step 2: Convert to fraction form
    735,886,991.93/1,103,264,717.33 = 380,980,814.78/x
  3. Step 3: Cross multiply
    735,886,991.93x = 1,103,264,717.33 × 380,980,814.78
  4. Step 4: Simplify right side
    735,886,991.93x = 420,322,690,930,120,448
  5. Step 5: Solve for x
    x = 420,322,690,930,120,448/735,886,991.93
  6. Step 6: Final answer
    x = 571,178,313.44

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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.