Home / 134,661,827.83-185,833,238.44-72,782,166.39

Finding the Fourth Proportional to 134,661,827.83, 185,833,238.44 and 72,782,166.39

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Solution

The fourth proportional to 134,661,827.83, 185,833,238.44 and 72,782,166.39 is: 100,439,344.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,661,827.83 : 185,833,238.44 = 72,782,166.39 : x
  2. Step 2: Convert to fraction form
    134,661,827.83/185,833,238.44 = 72,782,166.39/x
  3. Step 3: Cross multiply
    134,661,827.83x = 185,833,238.44 × 72,782,166.39
  4. Step 4: Simplify right side
    134,661,827.83x = 13,525,345,680,508,298
  5. Step 5: Solve for x
    x = 13,525,345,680,508,298/134,661,827.83
  6. Step 6: Final answer
    x = 100,439,344.24

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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.