Home / 150,055,710.52-207,072,433.04-83,077,653.76

Finding the Fourth Proportional to 150,055,710.52, 207,072,433.04 and 83,077,653.76

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Solution

The fourth proportional to 150,055,710.52, 207,072,433.04 and 83,077,653.76 is: 114,644,699.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,055,710.52 : 207,072,433.04 = 83,077,653.76 : x
  2. Step 2: Convert to fraction form
    150,055,710.52/207,072,433.04 = 83,077,653.76/x
  3. Step 3: Cross multiply
    150,055,710.52x = 207,072,433.04 × 83,077,653.76
  4. Step 4: Simplify right side
    150,055,710.52x = 17,203,091,895,337,904
  5. Step 5: Solve for x
    x = 17,203,091,895,337,904/150,055,710.52
  6. Step 6: Final answer
    x = 114,644,699.86

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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.