Home / 115,962,589.81-160,028,476.89-63,752,513.77

Finding the Fourth Proportional to 115,962,589.81, 160,028,476.89 and 63,752,513.77

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Solution

The fourth proportional to 115,962,589.81, 160,028,476.89 and 63,752,513.77 is: 87,978,525.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,962,589.81 : 160,028,476.89 = 63,752,513.77 : x
  2. Step 2: Convert to fraction form
    115,962,589.81/160,028,476.89 = 63,752,513.77/x
  3. Step 3: Cross multiply
    115,962,589.81x = 160,028,476.89 × 63,752,513.77
  4. Step 4: Simplify right side
    115,962,589.81x = 10,202,217,675,721,708
  5. Step 5: Solve for x
    x = 10,202,217,675,721,708/115,962,589.81
  6. Step 6: Final answer
    x = 87,978,525.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.