Home / 56,666,484.70-84,858,009.45-45,329,076.70

Finding the Fourth Proportional to 56,666,484.70, 84,858,009.45 and 45,329,076.70

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Solution

The fourth proportional to 56,666,484.70, 84,858,009.45 and 45,329,076.70 is: 67,880,251.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,666,484.70 : 84,858,009.45 = 45,329,076.70 : x
  2. Step 2: Convert to fraction form
    56,666,484.70/84,858,009.45 = 45,329,076.70/x
  3. Step 3: Cross multiply
    56,666,484.70x = 84,858,009.45 × 45,329,076.70
  4. Step 4: Simplify right side
    56,666,484.70x = 3,846,535,218,968,375
  5. Step 5: Solve for x
    x = 3,846,535,218,968,375/56,666,484.70
  6. Step 6: Final answer
    x = 67,880,251.25

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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.