Home / 163,428,885.04-225,523,710.27-92,855,173.25

Finding the Fourth Proportional to 163,428,885.04, 225,523,710.27 and 92,855,173.25

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Solution

The fourth proportional to 163,428,885.04, 225,523,710.27 and 92,855,173.25 is: 128,135,507.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,428,885.04 : 225,523,710.27 = 92,855,173.25 : x
  2. Step 2: Convert to fraction form
    163,428,885.04/225,523,710.27 = 92,855,173.25/x
  3. Step 3: Cross multiply
    163,428,885.04x = 225,523,710.27 × 92,855,173.25
  4. Step 4: Simplify right side
    163,428,885.04x = 20,941,043,189,103,656
  5. Step 5: Solve for x
    x = 20,941,043,189,103,656/163,428,885.04
  6. Step 6: Final answer
    x = 128,135,507.89

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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.