Home / 80,343,053.68-110,874,628.90-45,068,678.09

Finding the Fourth Proportional to 80,343,053.68, 110,874,628.90 and 45,068,678.09

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Solution

The fourth proportional to 80,343,053.68, 110,874,628.90 and 45,068,678.09 is: 62,195,457.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,343,053.68 : 110,874,628.90 = 45,068,678.09 : x
  2. Step 2: Convert to fraction form
    80,343,053.68/110,874,628.90 = 45,068,678.09/x
  3. Step 3: Cross multiply
    80,343,053.68x = 110,874,628.90 × 45,068,678.09
  4. Step 4: Simplify right side
    80,343,053.68x = 4,996,972,958,242,311
  5. Step 5: Solve for x
    x = 4,996,972,958,242,311/80,343,053.68
  6. Step 6: Final answer
    x = 62,195,457.22

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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.