Home / 77,310,609.44-115,713,573.23-56,834,904.56

Finding the Fourth Proportional to 77,310,609.44, 115,713,573.23 and 56,834,904.56

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Solution

The fourth proportional to 77,310,609.44, 115,713,573.23 and 56,834,904.56 is: 85,066,848.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,310,609.44 : 115,713,573.23 = 56,834,904.56 : x
  2. Step 2: Convert to fraction form
    77,310,609.44/115,713,573.23 = 56,834,904.56/x
  3. Step 3: Cross multiply
    77,310,609.44x = 115,713,573.23 × 56,834,904.56
  4. Step 4: Simplify right side
    77,310,609.44x = 6,576,569,890,387,140
  5. Step 5: Solve for x
    x = 6,576,569,890,387,140/77,310,609.44
  6. Step 6: Final answer
    x = 85,066,848.37

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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.