Home / 90,298,842.18-124,610,282.82-53,131,529.76

Finding the Fourth Proportional to 90,298,842.18, 124,610,282.82 and 53,131,529.76

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Solution

The fourth proportional to 90,298,842.18, 124,610,282.82 and 53,131,529.76 is: 73,320,264.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,298,842.18 : 124,610,282.82 = 53,131,529.76 : x
  2. Step 2: Convert to fraction form
    90,298,842.18/124,610,282.82 = 53,131,529.76/x
  3. Step 3: Cross multiply
    90,298,842.18x = 124,610,282.82 × 53,131,529.76
  4. Step 4: Simplify right side
    90,298,842.18x = 6,620,734,950,052,846
  5. Step 5: Solve for x
    x = 6,620,734,950,052,846/90,298,842.18
  6. Step 6: Final answer
    x = 73,320,264.03

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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.