Home / 215,743,572.80-323,624,805.60-62,405,129.60

Finding the Fourth Proportional to 215,743,572.80, 323,624,805.60 and 62,405,129.60

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Solution

The fourth proportional to 215,743,572.80, 323,624,805.60 and 62,405,129.60 is: 93,610,426.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,743,572.80 : 323,624,805.60 = 62,405,129.60 : x
  2. Step 2: Convert to fraction form
    215,743,572.80/323,624,805.60 = 62,405,129.60/x
  3. Step 3: Cross multiply
    215,743,572.80x = 323,624,805.60 × 62,405,129.60
  4. Step 4: Simplify right side
    215,743,572.80x = 20,195,847,935,242,808
  5. Step 5: Solve for x
    x = 20,195,847,935,242,808/215,743,572.80
  6. Step 6: Final answer
    x = 93,610,426.83

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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.