Home / 220,739,030.96-304,629,260.28-122,953,930.16

Finding the Fourth Proportional to 220,739,030.96, 304,629,260.28 and 122,953,930.16

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Solution

The fourth proportional to 220,739,030.96, 304,629,260.28 and 122,953,930.16 is: 169,681,658.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,739,030.96 : 304,629,260.28 = 122,953,930.16 : x
  2. Step 2: Convert to fraction form
    220,739,030.96/304,629,260.28 = 122,953,930.16/x
  3. Step 3: Cross multiply
    220,739,030.96x = 304,629,260.28 × 122,953,930.16
  4. Step 4: Simplify right side
    220,739,030.96x = 37,455,364,793,159,576
  5. Step 5: Solve for x
    x = 37,455,364,793,159,576/220,739,030.96
  6. Step 6: Final answer
    x = 169,681,658.16

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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.