Home / 66,768,177.40-92,140,625.90-36,999,322.78

Finding the Fourth Proportional to 66,768,177.40, 92,140,625.90 and 36,999,322.78

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Solution

The fourth proportional to 66,768,177.40, 92,140,625.90 and 36,999,322.78 is: 51,059,365.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,768,177.40 : 92,140,625.90 = 36,999,322.78 : x
  2. Step 2: Convert to fraction form
    66,768,177.40/92,140,625.90 = 36,999,322.78/x
  3. Step 3: Cross multiply
    66,768,177.40x = 92,140,625.90 × 36,999,322.78
  4. Step 4: Simplify right side
    66,768,177.40x = 3,409,140,758,825,328.50
  5. Step 5: Solve for x
    x = 3,409,140,758,825,328.50/66,768,177.40
  6. Step 6: Final answer
    x = 51,059,365.28

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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.