Home / 220,656,999,942.72-330,985,504,293.12-52,964,462,681.40

Finding the Fourth Proportional to 220,656,999,942.72, 330,985,504,293.12 and 52,964,462,681.40

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Solution

The fourth proportional to 220,656,999,942.72, 330,985,504,293.12 and 52,964,462,681.40 is: 79,446,695,073.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,656,999,942.72 : 330,985,504,293.12 = 52,964,462,681.40 : x
  2. Step 2: Convert to fraction form
    220,656,999,942.72/330,985,504,293.12 = 52,964,462,681.40/x
  3. Step 3: Cross multiply
    220,656,999,942.72x = 330,985,504,293.12 × 52,964,462,681.40
  4. Step 4: Simplify right side
    220,656,999,942.72x = 17,530,469,390,217,314,828,288
  5. Step 5: Solve for x
    x = 17,530,469,390,217,314,828,288/220,656,999,942.72
  6. Step 6: Final answer
    x = 79,446,695,073.20

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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.