Home / 126,292,300.52-189,445,241.64-40,037,433.31

Finding the Fourth Proportional to 126,292,300.52, 189,445,241.64 and 40,037,433.31

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Solution

The fourth proportional to 126,292,300.52, 189,445,241.64 and 40,037,433.31 is: 60,058,302.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,292,300.52 : 189,445,241.64 = 40,037,433.31 : x
  2. Step 2: Convert to fraction form
    126,292,300.52/189,445,241.64 = 40,037,433.31/x
  3. Step 3: Cross multiply
    126,292,300.52x = 189,445,241.64 × 40,037,433.31
  4. Step 4: Simplify right side
    126,292,300.52x = 7,584,901,227,858,148
  5. Step 5: Solve for x
    x = 7,584,901,227,858,148/126,292,300.52
  6. Step 6: Final answer
    x = 60,058,302.82

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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.