Home / 114,520,696.61-171,942,470.12-82,154,955.56

Finding the Fourth Proportional to 114,520,696.61, 171,942,470.12 and 82,154,955.56

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Solution

The fourth proportional to 114,520,696.61, 171,942,470.12 and 82,154,955.56 is: 123,348,236.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,520,696.61 : 171,942,470.12 = 82,154,955.56 : x
  2. Step 2: Convert to fraction form
    114,520,696.61/171,942,470.12 = 82,154,955.56/x
  3. Step 3: Cross multiply
    114,520,696.61x = 171,942,470.12 × 82,154,955.56
  4. Step 4: Simplify right side
    114,520,696.61x = 14,125,925,991,174,454
  5. Step 5: Solve for x
    x = 14,125,925,991,174,454/114,520,696.61
  6. Step 6: Final answer
    x = 123,348,236.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.