Home / 223,415,602.30-335,123,403.45-207,291,288.70

Finding the Fourth Proportional to 223,415,602.30, 335,123,403.45 and 207,291,288.70

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Solution

The fourth proportional to 223,415,602.30, 335,123,403.45 and 207,291,288.70 is: 310,936,933.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,415,602.30 : 335,123,403.45 = 207,291,288.70 : x
  2. Step 2: Convert to fraction form
    223,415,602.30/335,123,403.45 = 207,291,288.70/x
  3. Step 3: Cross multiply
    223,415,602.30x = 335,123,403.45 × 207,291,288.70
  4. Step 4: Simplify right side
    223,415,602.30x = 69,468,162,174,680,520
  5. Step 5: Solve for x
    x = 69,468,162,174,680,520/223,415,602.30
  6. Step 6: Final answer
    x = 310,936,933.05

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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.