Home / 86,544,863.70-129,817,295.55-29,039,010.90

Finding the Fourth Proportional to 86,544,863.70, 129,817,295.55 and 29,039,010.90

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Solution

The fourth proportional to 86,544,863.70, 129,817,295.55 and 29,039,010.90 is: 43,558,516.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,544,863.70 : 129,817,295.55 = 29,039,010.90 : x
  2. Step 2: Convert to fraction form
    86,544,863.70/129,817,295.55 = 29,039,010.90/x
  3. Step 3: Cross multiply
    86,544,863.70x = 129,817,295.55 × 29,039,010.90
  4. Step 4: Simplify right side
    86,544,863.70x = 3,769,765,860,484,971
  5. Step 5: Solve for x
    x = 3,769,765,860,484,971/86,544,863.70
  6. Step 6: Final answer
    x = 43,558,516.35

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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.