Home / 56,657,379.70-84,986,069.55-51,933,459.70

Finding the Fourth Proportional to 56,657,379.70, 84,986,069.55 and 51,933,459.70

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Solution

The fourth proportional to 56,657,379.70, 84,986,069.55 and 51,933,459.70 is: 77,900,189.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,657,379.70 : 84,986,069.55 = 51,933,459.70 : x
  2. Step 2: Convert to fraction form
    56,657,379.70/84,986,069.55 = 51,933,459.70/x
  3. Step 3: Cross multiply
    56,657,379.70x = 84,986,069.55 × 51,933,459.70
  4. Step 4: Simplify right side
    56,657,379.70x = 4,413,620,618,036,322
  5. Step 5: Solve for x
    x = 4,413,620,618,036,322/56,657,379.70
  6. Step 6: Final answer
    x = 77,900,189.55

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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.