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Finding the Fourth Proportional to 57,468,266.70, 80,657,127.30 and 57,468,266.70

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Solution

The fourth proportional to 57,468,266.70, 80,657,127.30 and 57,468,266.70 is: 80,657,127.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,468,266.70 : 80,657,127.30 = 57,468,266.70 : x
  2. Step 2: Convert to fraction form
    57,468,266.70/80,657,127.30 = 57,468,266.70/x
  3. Step 3: Cross multiply
    57,468,266.70x = 80,657,127.30 × 57,468,266.70
  4. Step 4: Simplify right side
    57,468,266.70x = 4,635,225,302,932,251
  5. Step 5: Solve for x
    x = 4,635,225,302,932,251/57,468,266.70
  6. Step 6: Final answer
    x = 80,657,127.30

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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.