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Finding the Fourth Proportional to 57,332,709.98, 80,492,542.13 and 57,332,709.98

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Solution

The fourth proportional to 57,332,709.98, 80,492,542.13 and 57,332,709.98 is: 80,492,542.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,332,709.98 : 80,492,542.13 = 57,332,709.98 : x
  2. Step 2: Convert to fraction form
    57,332,709.98/80,492,542.13 = 57,332,709.98/x
  3. Step 3: Cross multiply
    57,332,709.98x = 80,492,542.13 × 57,332,709.98
  4. Step 4: Simplify right side
    57,332,709.98x = 4,614,855,572,803,095
  5. Step 5: Solve for x
    x = 4,614,855,572,803,095/57,332,709.98
  6. Step 6: Final answer
    x = 80,492,542.13

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.