Home / 137,953,928.46-206,594,742.32-91,238,954.39

Finding the Fourth Proportional to 137,953,928.46, 206,594,742.32 and 91,238,954.39

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Solution

The fourth proportional to 137,953,928.46, 206,594,742.32 and 91,238,954.39 is: 136,636,110.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,953,928.46 : 206,594,742.32 = 91,238,954.39 : x
  2. Step 2: Convert to fraction form
    137,953,928.46/206,594,742.32 = 91,238,954.39/x
  3. Step 3: Cross multiply
    137,953,928.46x = 206,594,742.32 × 91,238,954.39
  4. Step 4: Simplify right side
    137,953,928.46x = 18,849,488,270,259,116
  5. Step 5: Solve for x
    x = 18,849,488,270,259,116/137,953,928.46
  6. Step 6: Final answer
    x = 136,636,110.92

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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.