Home / 66,508,616.34-91,825,077.53-59,527,203.86

Finding the Fourth Proportional to 66,508,616.34, 91,825,077.53 and 59,527,203.86

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Solution

The fourth proportional to 66,508,616.34, 91,825,077.53 and 59,527,203.86 is: 82,186,194.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,508,616.34 : 91,825,077.53 = 59,527,203.86 : x
  2. Step 2: Convert to fraction form
    66,508,616.34/91,825,077.53 = 59,527,203.86/x
  3. Step 3: Cross multiply
    66,508,616.34x = 91,825,077.53 × 59,527,203.86
  4. Step 4: Simplify right side
    66,508,616.34x = 5,466,090,109,588,615
  5. Step 5: Solve for x
    x = 5,466,090,109,588,615/66,508,616.34
  6. Step 6: Final answer
    x = 82,186,194.97

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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.