Home / 82,811,175.80-124,239,127.80-25,301,878.88

Finding the Fourth Proportional to 82,811,175.80, 124,239,127.80 and 25,301,878.88

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Solution

The fourth proportional to 82,811,175.80, 124,239,127.80 and 25,301,878.88 is: 37,959,651.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,811,175.80 : 124,239,127.80 = 25,301,878.88 : x
  2. Step 2: Convert to fraction form
    82,811,175.80/124,239,127.80 = 25,301,878.88/x
  3. Step 3: Cross multiply
    82,811,175.80x = 124,239,127.80 × 25,301,878.88
  4. Step 4: Simplify right side
    82,811,175.80x = 3,143,483,363,752,440.50
  5. Step 5: Solve for x
    x = 3,143,483,363,752,440.50/82,811,175.80
  6. Step 6: Final answer
    x = 37,959,651.38

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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.