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Finding the Fourth Proportional to 266,566,537.35, 399,132,360.68 and 266,566,537.35

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Solution

The fourth proportional to 266,566,537.35, 399,132,360.68 and 266,566,537.35 is: 399,132,360.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,566,537.35 : 399,132,360.68 = 266,566,537.35 : x
  2. Step 2: Convert to fraction form
    266,566,537.35/399,132,360.68 = 266,566,537.35/x
  3. Step 3: Cross multiply
    266,566,537.35x = 399,132,360.68 × 266,566,537.35
  4. Step 4: Simplify right side
    266,566,537.35x = 106,395,331,329,466,064
  5. Step 5: Solve for x
    x = 106,395,331,329,466,064/266,566,537.35
  6. Step 6: Final answer
    x = 399,132,360.68

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.