Home / 115,160,838.62-172,741,257.93-38,483,866.84

Finding the Fourth Proportional to 115,160,838.62, 172,741,257.93 and 38,483,866.84

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Solution

The fourth proportional to 115,160,838.62, 172,741,257.93 and 38,483,866.84 is: 57,725,800.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,160,838.62 : 172,741,257.93 = 38,483,866.84 : x
  2. Step 2: Convert to fraction form
    115,160,838.62/172,741,257.93 = 38,483,866.84/x
  3. Step 3: Cross multiply
    115,160,838.62x = 172,741,257.93 × 38,483,866.84
  4. Step 4: Simplify right side
    115,160,838.62x = 6,647,751,566,896,089
  5. Step 5: Solve for x
    x = 6,647,751,566,896,089/115,160,838.62
  6. Step 6: Final answer
    x = 57,725,800.25

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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.