Home / 469,790,475.20-704,685,712.80-348,858,123.20

Finding the Fourth Proportional to 469,790,475.20, 704,685,712.80 and 348,858,123.20

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Solution

The fourth proportional to 469,790,475.20, 704,685,712.80 and 348,858,123.20 is: 523,287,184.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,790,475.20 : 704,685,712.80 = 348,858,123.20 : x
  2. Step 2: Convert to fraction form
    469,790,475.20/704,685,712.80 = 348,858,123.20/x
  3. Step 3: Cross multiply
    469,790,475.20x = 704,685,712.80 × 348,858,123.20
  4. Step 4: Simplify right side
    469,790,475.20x = 245,835,335,213,262,176
  5. Step 5: Solve for x
    x = 245,835,335,213,262,176/469,790,475.20
  6. Step 6: Final answer
    x = 523,287,184.80

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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.