Home / 43,188,200.40-64,656,329.40-38,653,237.20

Finding the Fourth Proportional to 43,188,200.40, 64,656,329.40 and 38,653,237.20

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Solution

The fourth proportional to 43,188,200.40, 64,656,329.40 and 38,653,237.20 is: 57,867,112.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,188,200.40 : 64,656,329.40 = 38,653,237.20 : x
  2. Step 2: Convert to fraction form
    43,188,200.40/64,656,329.40 = 38,653,237.20/x
  3. Step 3: Cross multiply
    43,188,200.40x = 64,656,329.40 × 38,653,237.20
  4. Step 4: Simplify right side
    43,188,200.40x = 2,499,176,436,779,534
  5. Step 5: Solve for x
    x = 2,499,176,436,779,534/43,188,200.40
  6. Step 6: Final answer
    x = 57,867,112.17

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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.