Home / 56,229,147.46-77,595,649.81-31,449,275.17

Finding the Fourth Proportional to 56,229,147.46, 77,595,649.81 and 31,449,275.17

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Solution

The fourth proportional to 56,229,147.46, 77,595,649.81 and 31,449,275.17 is: 43,399,678.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,229,147.46 : 77,595,649.81 = 31,449,275.17 : x
  2. Step 2: Convert to fraction form
    56,229,147.46/77,595,649.81 = 31,449,275.17/x
  3. Step 3: Cross multiply
    56,229,147.46x = 77,595,649.81 × 31,449,275.17
  4. Step 4: Simplify right side
    56,229,147.46x = 2,440,326,942,869,648.50
  5. Step 5: Solve for x
    x = 2,440,326,942,869,648.50/56,229,147.46
  6. Step 6: Final answer
    x = 43,399,678.87

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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.