Home / 54,347,933,743.79-81,494,626,061.92-31,665,618,050.72

Finding the Fourth Proportional to 54,347,933,743.79, 81,494,626,061.92 and 31,665,618,050.72

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Solution

The fourth proportional to 54,347,933,743.79, 81,494,626,061.92 and 31,665,618,050.72 is: 47,482,535,660.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,347,933,743.79 : 81,494,626,061.92 = 31,665,618,050.72 : x
  2. Step 2: Convert to fraction form
    54,347,933,743.79/81,494,626,061.92 = 31,665,618,050.72/x
  3. Step 3: Cross multiply
    54,347,933,743.79x = 81,494,626,061.92 × 31,665,618,050.72
  4. Step 4: Simplify right side
    54,347,933,743.79x = 2,580,577,702,062,811,250,688
  5. Step 5: Solve for x
    x = 2,580,577,702,062,811,250,688/54,347,933,743.79
  6. Step 6: Final answer
    x = 47,482,535,660.48

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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.