Home / 53,123,546.45-73,344,342.85-43,357,286.54

Finding the Fourth Proportional to 53,123,546.45, 73,344,342.85 and 43,357,286.54

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Solution

The fourth proportional to 53,123,546.45, 73,344,342.85 and 43,357,286.54 is: 59,860,681.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,123,546.45 : 73,344,342.85 = 43,357,286.54 : x
  2. Step 2: Convert to fraction form
    53,123,546.45/73,344,342.85 = 43,357,286.54/x
  3. Step 3: Cross multiply
    53,123,546.45x = 73,344,342.85 × 43,357,286.54
  4. Step 4: Simplify right side
    53,123,546.45x = 3,180,011,689,110,417.50
  5. Step 5: Solve for x
    x = 3,180,011,689,110,417.50/53,123,546.45
  6. Step 6: Final answer
    x = 59,860,681.40

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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.