Home / 126,159,776.67-174,099,479.31-73,241,394.51

Finding the Fourth Proportional to 126,159,776.67, 174,099,479.31 and 73,241,394.51

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Solution

The fourth proportional to 126,159,776.67, 174,099,479.31 and 73,241,394.51 is: 101,072,536.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,159,776.67 : 174,099,479.31 = 73,241,394.51 : x
  2. Step 2: Convert to fraction form
    126,159,776.67/174,099,479.31 = 73,241,394.51/x
  3. Step 3: Cross multiply
    126,159,776.67x = 174,099,479.31 × 73,241,394.51
  4. Step 4: Simplify right side
    126,159,776.67x = 12,751,288,648,129,294
  5. Step 5: Solve for x
    x = 12,751,288,648,129,294/126,159,776.67
  6. Step 6: Final answer
    x = 101,072,536.63

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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.