Home / 66,563,128.88-91,855,355.62-37,194,702.77

Finding the Fourth Proportional to 66,563,128.88, 91,855,355.62 and 37,194,702.77

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Solution

The fourth proportional to 66,563,128.88, 91,855,355.62 and 37,194,702.77 is: 51,327,705.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,563,128.88 : 91,855,355.62 = 37,194,702.77 : x
  2. Step 2: Convert to fraction form
    66,563,128.88/91,855,355.62 = 37,194,702.77/x
  3. Step 3: Cross multiply
    66,563,128.88x = 91,855,355.62 × 37,194,702.77
  4. Step 4: Simplify right side
    66,563,128.88x = 3,416,532,650,118,549.50
  5. Step 5: Solve for x
    x = 3,416,532,650,118,549.50/66,563,128.88
  6. Step 6: Final answer
    x = 51,327,705.11

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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.