Home / 203,942,463.71-305,695,864.88-116,315,322.35

Finding the Fourth Proportional to 203,942,463.71, 305,695,864.88 and 116,315,322.35

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Solution

The fourth proportional to 203,942,463.71, 305,695,864.88 and 116,315,322.35 is: 174,348,747.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,942,463.71 : 305,695,864.88 = 116,315,322.35 : x
  2. Step 2: Convert to fraction form
    203,942,463.71/305,695,864.88 = 116,315,322.35/x
  3. Step 3: Cross multiply
    203,942,463.71x = 305,695,864.88 × 116,315,322.35
  4. Step 4: Simplify right side
    203,942,463.71x = 35,557,113,064,579,240
  5. Step 5: Solve for x
    x = 35,557,113,064,579,240/203,942,463.71
  6. Step 6: Final answer
    x = 174,348,747.28

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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.