Home / 74,178,795.61-111,245,420.25-51,296,772.98

Finding the Fourth Proportional to 74,178,795.61, 111,245,420.25 and 51,296,772.98

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Solution

The fourth proportional to 74,178,795.61, 111,245,420.25 and 51,296,772.98 is: 76,929,411.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,178,795.61 : 111,245,420.25 = 51,296,772.98 : x
  2. Step 2: Convert to fraction form
    74,178,795.61/111,245,420.25 = 51,296,772.98/x
  3. Step 3: Cross multiply
    74,178,795.61x = 111,245,420.25 × 51,296,772.98
  4. Step 4: Simplify right side
    74,178,795.61x = 5,706,531,067,628,944
  5. Step 5: Solve for x
    x = 5,706,531,067,628,944/74,178,795.61
  6. Step 6: Final answer
    x = 76,929,411.17

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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.