Home / 104,025,246.64-143,651,336.52-77,874,364.24

Finding the Fourth Proportional to 104,025,246.64, 143,651,336.52 and 77,874,364.24

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Solution

The fourth proportional to 104,025,246.64, 143,651,336.52 and 77,874,364.24 is: 107,538,860.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,025,246.64 : 143,651,336.52 = 77,874,364.24 : x
  2. Step 2: Convert to fraction form
    104,025,246.64/143,651,336.52 = 77,874,364.24/x
  3. Step 3: Cross multiply
    104,025,246.64x = 143,651,336.52 × 77,874,364.24
  4. Step 4: Simplify right side
    104,025,246.64x = 11,186,756,503,721,294
  5. Step 5: Solve for x
    x = 11,186,756,503,721,294/104,025,246.64
  6. Step 6: Final answer
    x = 107,538,860.66

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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.