Home / 220,739,032.46-304,629,262.35-122,953,931.66

Finding the Fourth Proportional to 220,739,032.46, 304,629,262.35 and 122,953,931.66

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Solution

The fourth proportional to 220,739,032.46, 304,629,262.35 and 122,953,931.66 is: 169,681,660.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,739,032.46 : 304,629,262.35 = 122,953,931.66 : x
  2. Step 2: Convert to fraction form
    220,739,032.46/304,629,262.35 = 122,953,931.66/x
  3. Step 3: Cross multiply
    220,739,032.46x = 304,629,262.35 × 122,953,931.66
  4. Step 4: Simplify right side
    220,739,032.46x = 37,455,365,504,618,112
  5. Step 5: Solve for x
    x = 37,455,365,504,618,112/220,739,032.46
  6. Step 6: Final answer
    x = 169,681,660.23

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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.