Home / 56,943,999.10-85,216,933.05-52,166,424.70

Finding the Fourth Proportional to 56,943,999.10, 85,216,933.05 and 52,166,424.70

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Solution

The fourth proportional to 56,943,999.10, 85,216,933.05 and 52,166,424.70 is: 78,067,272.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,943,999.10 : 85,216,933.05 = 52,166,424.70 : x
  2. Step 2: Convert to fraction form
    56,943,999.10/85,216,933.05 = 52,166,424.70/x
  3. Step 3: Cross multiply
    56,943,999.10x = 85,216,933.05 × 52,166,424.70
  4. Step 4: Simplify right side
    56,943,999.10x = 4,445,462,721,117,766.50
  5. Step 5: Solve for x
    x = 4,445,462,721,117,766.50/56,943,999.10
  6. Step 6: Final answer
    x = 78,067,272.96

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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.