Home / 422,707,238.02-583,340,717.58-234,538,939

Finding the Fourth Proportional to 422,707,238.02, 583,340,717.58 and 234,538,939

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Solution

The fourth proportional to 422,707,238.02, 583,340,717.58 and 234,538,939 is: 323,666,359.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,707,238.02 : 583,340,717.58 = 234,538,939 : x
  2. Step 2: Convert to fraction form
    422,707,238.02/583,340,717.58 = 234,538,939/x
  3. Step 3: Cross multiply
    422,707,238.02x = 583,340,717.58 × 234,538,939
  4. Step 4: Simplify right side
    422,707,238.02x = 136,816,112,976,711,856
  5. Step 5: Solve for x
    x = 136,816,112,976,711,856/422,707,238.02
  6. Step 6: Final answer
    x = 323,666,359.77

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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.