Home / 53,447,520.80-80,171,281.20-39,842,631.20

Finding the Fourth Proportional to 53,447,520.80, 80,171,281.20 and 39,842,631.20

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Solution

The fourth proportional to 53,447,520.80, 80,171,281.20 and 39,842,631.20 is: 59,763,946.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,447,520.80 : 80,171,281.20 = 39,842,631.20 : x
  2. Step 2: Convert to fraction form
    53,447,520.80/80,171,281.20 = 39,842,631.20/x
  3. Step 3: Cross multiply
    53,447,520.80x = 80,171,281.20 × 39,842,631.20
  4. Step 4: Simplify right side
    53,447,520.80x = 3,194,234,789,683,094
  5. Step 5: Solve for x
    x = 3,194,234,789,683,094/53,447,520.80
  6. Step 6: Final answer
    x = 59,763,946.80

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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.