Home / 105,178,080.05-157,775,044.35-31,396,029.36

Finding the Fourth Proportional to 105,178,080.05, 157,775,044.35 and 31,396,029.36

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Solution

The fourth proportional to 105,178,080.05, 157,775,044.35 and 31,396,029.36 is: 47,096,409.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,178,080.05 : 157,775,044.35 = 31,396,029.36 : x
  2. Step 2: Convert to fraction form
    105,178,080.05/157,775,044.35 = 31,396,029.36/x
  3. Step 3: Cross multiply
    105,178,080.05x = 157,775,044.35 × 31,396,029.36
  4. Step 4: Simplify right side
    105,178,080.05x = 4,953,509,924,530,922
  5. Step 5: Solve for x
    x = 4,953,509,924,530,922/105,178,080.05
  6. Step 6: Final answer
    x = 47,096,409.46

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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.