Home / 53,704,866.30-80,368,342.65-49,169,903.10

Finding the Fourth Proportional to 53,704,866.30, 80,368,342.65 and 49,169,903.10

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Solution

The fourth proportional to 53,704,866.30, 80,368,342.65 and 49,169,903.10 is: 73,581,853.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,704,866.30 : 80,368,342.65 = 49,169,903.10 : x
  2. Step 2: Convert to fraction form
    53,704,866.30/80,368,342.65 = 49,169,903.10/x
  3. Step 3: Cross multiply
    53,704,866.30x = 80,368,342.65 × 49,169,903.10
  4. Step 4: Simplify right side
    53,704,866.30x = 3,951,703,620,408,097.50
  5. Step 5: Solve for x
    x = 3,951,703,620,408,097.50/53,704,866.30
  6. Step 6: Final answer
    x = 73,581,853.80

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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.