Home / 57,443,300.20-86,206,940.70-40,437,188.20

Finding the Fourth Proportional to 57,443,300.20, 86,206,940.70 and 40,437,188.20

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Solution

The fourth proportional to 57,443,300.20, 86,206,940.70 and 40,437,188.20 is: 60,685,341.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,443,300.20 : 86,206,940.70 = 40,437,188.20 : x
  2. Step 2: Convert to fraction form
    57,443,300.20/86,206,940.70 = 40,437,188.20/x
  3. Step 3: Cross multiply
    57,443,300.20x = 86,206,940.70 × 40,437,188.20
  4. Step 4: Simplify right side
    57,443,300.20x = 3,485,966,285,232,140
  5. Step 5: Solve for x
    x = 3,485,966,285,232,140/57,443,300.20
  6. Step 6: Final answer
    x = 60,685,341.43

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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.