Home / 297,890,403.66-410,917,573.86-186,187,385.76

Finding the Fourth Proportional to 297,890,403.66, 410,917,573.86 and 186,187,385.76

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Solution

The fourth proportional to 297,890,403.66, 410,917,573.86 and 186,187,385.76 is: 256,831,599.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,890,403.66 : 410,917,573.86 = 186,187,385.76 : x
  2. Step 2: Convert to fraction form
    297,890,403.66/410,917,573.86 = 186,187,385.76/x
  3. Step 3: Cross multiply
    297,890,403.66x = 410,917,573.86 × 186,187,385.76
  4. Step 4: Simplify right side
    297,890,403.66x = 76,507,668,839,835,104
  5. Step 5: Solve for x
    x = 76,507,668,839,835,104/297,890,403.66
  6. Step 6: Final answer
    x = 256,831,599.47

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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.