Home / 109,326,371.63-150,872,185.27-65,277,219.74

Finding the Fourth Proportional to 109,326,371.63, 150,872,185.27 and 65,277,219.74

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Solution

The fourth proportional to 109,326,371.63, 150,872,185.27 and 65,277,219.74 is: 90,083,633.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,326,371.63 : 150,872,185.27 = 65,277,219.74 : x
  2. Step 2: Convert to fraction form
    109,326,371.63/150,872,185.27 = 65,277,219.74/x
  3. Step 3: Cross multiply
    109,326,371.63x = 150,872,185.27 × 65,277,219.74
  4. Step 4: Simplify right side
    109,326,371.63x = 9,848,516,789,851,018
  5. Step 5: Solve for x
    x = 9,848,516,789,851,018/109,326,371.63
  6. Step 6: Final answer
    x = 90,083,633.47

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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.