Home / 242,818,557.33-364,175,650.53-76,835,215.47

Finding the Fourth Proportional to 242,818,557.33, 364,175,650.53 and 76,835,215.47

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Solution

The fourth proportional to 242,818,557.33, 364,175,650.53 and 76,835,215.47 is: 115,236,310.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,818,557.33 : 364,175,650.53 = 76,835,215.47 : x
  2. Step 2: Convert to fraction form
    242,818,557.33/364,175,650.53 = 76,835,215.47/x
  3. Step 3: Cross multiply
    242,818,557.33x = 364,175,650.53 × 76,835,215.47
  4. Step 4: Simplify right side
    242,818,557.33x = 27,981,514,577,399,968
  5. Step 5: Solve for x
    x = 27,981,514,577,399,968/242,818,557.33
  6. Step 6: Final answer
    x = 115,236,310.13

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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.