Home / 137,953,927.96-206,594,741.57-91,238,953.88

Finding the Fourth Proportional to 137,953,927.96, 206,594,741.57 and 91,238,953.88

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Solution

The fourth proportional to 137,953,927.96, 206,594,741.57 and 91,238,953.88 is: 136,636,110.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,953,927.96 : 206,594,741.57 = 91,238,953.88 : x
  2. Step 2: Convert to fraction form
    137,953,927.96/206,594,741.57 = 91,238,953.88/x
  3. Step 3: Cross multiply
    137,953,927.96x = 206,594,741.57 × 91,238,953.88
  4. Step 4: Simplify right side
    137,953,927.96x = 18,849,488,098,016,040
  5. Step 5: Solve for x
    x = 18,849,488,098,016,040/137,953,927.96
  6. Step 6: Final answer
    x = 136,636,110.16

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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.