Home / 150,055,743.37-207,072,478.34-83,077,686.58

Finding the Fourth Proportional to 150,055,743.37, 207,072,478.34 and 83,077,686.58

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Solution

The fourth proportional to 150,055,743.37, 207,072,478.34 and 83,077,686.58 is: 114,644,745.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,055,743.37 : 207,072,478.34 = 83,077,686.58 : x
  2. Step 2: Convert to fraction form
    150,055,743.37/207,072,478.34 = 83,077,686.58/x
  3. Step 3: Cross multiply
    150,055,743.37x = 207,072,478.34 × 83,077,686.58
  4. Step 4: Simplify right side
    150,055,743.37x = 17,203,102,455,029,352
  5. Step 5: Solve for x
    x = 17,203,102,455,029,352/150,055,743.37
  6. Step 6: Final answer
    x = 114,644,745.14

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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.