Home / 245,796,835.94-368,609,873.43-136,788,357.86

Finding the Fourth Proportional to 245,796,835.94, 368,609,873.43 and 136,788,357.86

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Solution

The fourth proportional to 245,796,835.94, 368,609,873.43 and 136,788,357.86 is: 205,135,021.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,796,835.94 : 368,609,873.43 = 136,788,357.86 : x
  2. Step 2: Convert to fraction form
    245,796,835.94/368,609,873.43 = 136,788,357.86/x
  3. Step 3: Cross multiply
    245,796,835.94x = 368,609,873.43 × 136,788,357.86
  4. Step 4: Simplify right side
    245,796,835.94x = 50,421,539,277,472,152
  5. Step 5: Solve for x
    x = 50,421,539,277,472,152/245,796,835.94
  6. Step 6: Final answer
    x = 205,135,021.71

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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.