Home / 107,781,658.12-161,670,152.86-30,056,488.12

Finding the Fourth Proportional to 107,781,658.12, 161,670,152.86 and 30,056,488.12

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Solution

The fourth proportional to 107,781,658.12, 161,670,152.86 and 30,056,488.12 is: 45,084,081.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,781,658.12 : 161,670,152.86 = 30,056,488.12 : x
  2. Step 2: Convert to fraction form
    107,781,658.12/161,670,152.86 = 30,056,488.12/x
  3. Step 3: Cross multiply
    107,781,658.12x = 161,670,152.86 × 30,056,488.12
  4. Step 4: Simplify right side
    107,781,658.12x = 4,859,237,028,795,175
  5. Step 5: Solve for x
    x = 4,859,237,028,795,175/107,781,658.12
  6. Step 6: Final answer
    x = 45,084,081.22

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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.