Home / 66,195,698.58-91,350,904.74-36,429,773.76

Finding the Fourth Proportional to 66,195,698.58, 91,350,904.74 and 36,429,773.76

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Solution

The fourth proportional to 66,195,698.58, 91,350,904.74 and 36,429,773.76 is: 50,273,550.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,195,698.58 : 91,350,904.74 = 36,429,773.76 : x
  2. Step 2: Convert to fraction form
    66,195,698.58/91,350,904.74 = 36,429,773.76/x
  3. Step 3: Cross multiply
    66,195,698.58x = 91,350,904.74 × 36,429,773.76
  4. Step 4: Simplify right side
    66,195,698.58x = 3,327,892,792,449,511
  5. Step 5: Solve for x
    x = 3,327,892,792,449,511/66,195,698.58
  6. Step 6: Final answer
    x = 50,273,550.45

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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.