Home / 56,709,986.30-84,876,022.65-52,175,023.10

Finding the Fourth Proportional to 56,709,986.30, 84,876,022.65 and 52,175,023.10

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Solution

The fourth proportional to 56,709,986.30, 84,876,022.65 and 52,175,023.10 is: 78,088,688.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,709,986.30 : 84,876,022.65 = 52,175,023.10 : x
  2. Step 2: Convert to fraction form
    56,709,986.30/84,876,022.65 = 52,175,023.10/x
  3. Step 3: Cross multiply
    56,709,986.30x = 84,876,022.65 × 52,175,023.10
  4. Step 4: Simplify right side
    56,709,986.30x = 4,428,408,442,399,873.50
  5. Step 5: Solve for x
    x = 4,428,408,442,399,873.50/56,709,986.30
  6. Step 6: Final answer
    x = 78,088,688.28

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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.