Home / 343,709,711.24-474,359,790.60-193,027,130.72

Finding the Fourth Proportional to 343,709,711.24, 474,359,790.60 and 193,027,130.72

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Solution

The fourth proportional to 343,709,711.24, 474,359,790.60 and 193,027,130.72 is: 266,400,122.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,709,711.24 : 474,359,790.60 = 193,027,130.72 : x
  2. Step 2: Convert to fraction form
    343,709,711.24/474,359,790.60 = 193,027,130.72/x
  3. Step 3: Cross multiply
    343,709,711.24x = 474,359,790.60 × 193,027,130.72
  4. Step 4: Simplify right side
    343,709,711.24x = 91,564,309,308,458,032
  5. Step 5: Solve for x
    x = 91,564,309,308,458,032/343,709,711.24
  6. Step 6: Final answer
    x = 266,400,122.88

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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.