Home / 66,701,295.73-91,974,693.40-43,453,310.77

Finding the Fourth Proportional to 66,701,295.73, 91,974,693.40 and 43,453,310.77

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Solution

The fourth proportional to 66,701,295.73, 91,974,693.40 and 43,453,310.77 is: 59,917,950.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,701,295.73 : 91,974,693.40 = 43,453,310.77 : x
  2. Step 2: Convert to fraction form
    66,701,295.73/91,974,693.40 = 43,453,310.77/x
  3. Step 3: Cross multiply
    66,701,295.73x = 91,974,693.40 × 43,453,310.77
  4. Step 4: Simplify right side
    66,701,295.73x = 3,996,604,935,285,668.50
  5. Step 5: Solve for x
    x = 3,996,604,935,285,668.50/66,701,295.73
  6. Step 6: Final answer
    x = 59,917,950.49

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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.