Home / 236,657,097.99-355,023,791.96-72,894,778.38

Finding the Fourth Proportional to 236,657,097.99, 355,023,791.96 and 72,894,778.38

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Solution

The fourth proportional to 236,657,097.99, 355,023,791.96 and 72,894,778.38 is: 109,353,916.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,657,097.99 : 355,023,791.96 = 72,894,778.38 : x
  2. Step 2: Convert to fraction form
    236,657,097.99/355,023,791.96 = 72,894,778.38/x
  3. Step 3: Cross multiply
    236,657,097.99x = 355,023,791.96 × 72,894,778.38
  4. Step 4: Simplify right side
    236,657,097.99x = 25,879,380,634,186,948
  5. Step 5: Solve for x
    x = 25,879,380,634,186,948/236,657,097.99
  6. Step 6: Final answer
    x = 109,353,916.93

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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.