Home / 185,890,367.42-256,527,288.50-102,256,697.17

Finding the Fourth Proportional to 185,890,367.42, 256,527,288.50 and 102,256,697.17

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Solution

The fourth proportional to 185,890,367.42, 256,527,288.50 and 102,256,697.17 is: 141,113,461.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,890,367.42 : 256,527,288.50 = 102,256,697.17 : x
  2. Step 2: Convert to fraction form
    185,890,367.42/256,527,288.50 = 102,256,697.17/x
  3. Step 3: Cross multiply
    185,890,367.42x = 256,527,288.50 × 102,256,697.17
  4. Step 4: Simplify right side
    185,890,367.42x = 26,231,633,255,795,100
  5. Step 5: Solve for x
    x = 26,231,633,255,795,100/185,890,367.42
  6. Step 6: Final answer
    x = 141,113,461.77

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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.