Home / 73,175,980.48-100,982,997.34-40,136,498.51

Finding the Fourth Proportional to 73,175,980.48, 100,982,997.34 and 40,136,498.51

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Solution

The fourth proportional to 73,175,980.48, 100,982,997.34 and 40,136,498.51 is: 55,388,447.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,175,980.48 : 100,982,997.34 = 40,136,498.51 : x
  2. Step 2: Convert to fraction form
    73,175,980.48/100,982,997.34 = 40,136,498.51/x
  3. Step 3: Cross multiply
    73,175,980.48x = 100,982,997.34 × 40,136,498.51
  4. Step 4: Simplify right side
    73,175,980.48x = 4,053,103,921,666,988
  5. Step 5: Solve for x
    x = 4,053,103,921,666,988/73,175,980.48
  6. Step 6: Final answer
    x = 55,388,447.07

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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.