Home / 101,173,642.89-139,561,347.21-60,911,609.16

Finding the Fourth Proportional to 101,173,642.89, 139,561,347.21 and 60,911,609.16

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Solution

The fourth proportional to 101,173,642.89, 139,561,347.21 and 60,911,609.16 is: 84,022,933.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,173,642.89 : 139,561,347.21 = 60,911,609.16 : x
  2. Step 2: Convert to fraction form
    101,173,642.89/139,561,347.21 = 60,911,609.16/x
  3. Step 3: Cross multiply
    101,173,642.89x = 139,561,347.21 × 60,911,609.16
  4. Step 4: Simplify right side
    101,173,642.89x = 8,500,906,235,098,576
  5. Step 5: Solve for x
    x = 8,500,906,235,098,576/101,173,642.89
  6. Step 6: Final answer
    x = 84,022,933.17

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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.