Home / 66,159,486.52-91,301,168.73-36,391,310.98

Finding the Fourth Proportional to 66,159,486.52, 91,301,168.73 and 36,391,310.98

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Solution

The fourth proportional to 66,159,486.52, 91,301,168.73 and 36,391,310.98 is: 50,220,601.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,159,486.52 : 91,301,168.73 = 36,391,310.98 : x
  2. Step 2: Convert to fraction form
    66,159,486.52/91,301,168.73 = 36,391,310.98/x
  3. Step 3: Cross multiply
    66,159,486.52x = 91,301,168.73 × 36,391,310.98
  4. Step 4: Simplify right side
    66,159,486.52x = 3,322,569,224,090,881.50
  5. Step 5: Solve for x
    x = 3,322,569,224,090,881.50/66,159,486.52
  6. Step 6: Final answer
    x = 50,220,601.74

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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.