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Finding the Fourth Proportional to 66,698,877.11, 92,047,327.07 and 36,929,524.91

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Solution

The fourth proportional to 66,698,877.11, 92,047,327.07 and 36,929,524.91 is: 50,964,337.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,698,877.11 : 92,047,327.07 = 36,929,524.91 : x
  2. Step 2: Convert to fraction form
    66,698,877.11/92,047,327.07 = 36,929,524.91/x
  3. Step 3: Cross multiply
    66,698,877.11x = 92,047,327.07 × 36,929,524.91
  4. Step 4: Simplify right side
    66,698,877.11x = 3,399,264,057,285,598
  5. Step 5: Solve for x
    x = 3,399,264,057,285,598/66,698,877.11
  6. Step 6: Final answer
    x = 50,964,337.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.