Home / 368,695,903.29-508,800,550.68-199,150,140.26

Finding the Fourth Proportional to 368,695,903.29, 508,800,550.68 and 199,150,140.26

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Solution

The fourth proportional to 368,695,903.29, 508,800,550.68 and 199,150,140.26 is: 274,827,303.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,695,903.29 : 508,800,550.68 = 199,150,140.26 : x
  2. Step 2: Convert to fraction form
    368,695,903.29/508,800,550.68 = 199,150,140.26/x
  3. Step 3: Cross multiply
    368,695,903.29x = 508,800,550.68 × 199,150,140.26
  4. Step 4: Simplify right side
    368,695,903.29x = 101,327,701,032,287,232
  5. Step 5: Solve for x
    x = 101,327,701,032,287,232/368,695,903.29
  6. Step 6: Final answer
    x = 274,827,303.82

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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.