Home / 91,559,398.17-137,317,790.82-34,078,739.61

Finding the Fourth Proportional to 91,559,398.17, 137,317,790.82 and 34,078,739.61

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Solution

The fourth proportional to 91,559,398.17, 137,317,790.82 and 34,078,739.61 is: 51,110,179.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,559,398.17 : 137,317,790.82 = 34,078,739.61 : x
  2. Step 2: Convert to fraction form
    91,559,398.17/137,317,790.82 = 34,078,739.61/x
  3. Step 3: Cross multiply
    91,559,398.17x = 137,317,790.82 × 34,078,739.61
  4. Step 4: Simplify right side
    91,559,398.17x = 4,679,617,237,175,228
  5. Step 5: Solve for x
    x = 4,679,617,237,175,228/91,559,398.17
  6. Step 6: Final answer
    x = 51,110,179.08

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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.