Home / 107,781,665.85-161,670,164.49-30,056,495.95

Finding the Fourth Proportional to 107,781,665.85, 161,670,164.49 and 30,056,495.95

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Solution

The fourth proportional to 107,781,665.85, 161,670,164.49 and 30,056,495.95 is: 45,084,092.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,781,665.85 : 161,670,164.49 = 30,056,495.95 : x
  2. Step 2: Convert to fraction form
    107,781,665.85/161,670,164.49 = 30,056,495.95/x
  3. Step 3: Cross multiply
    107,781,665.85x = 161,670,164.49 × 30,056,495.95
  4. Step 4: Simplify right side
    107,781,665.85x = 4,859,238,644,558,746
  5. Step 5: Solve for x
    x = 4,859,238,644,558,746/107,781,665.85
  6. Step 6: Final answer
    x = 45,084,092.98

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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.