Home / 56,527,588,854.43-78,008,073,057.54-31,153,060,472.23

Finding the Fourth Proportional to 56,527,588,854.43, 78,008,073,057.54 and 31,153,060,472.23

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Solution

The fourth proportional to 56,527,588,854.43, 78,008,073,057.54 and 31,153,060,472.23 is: 42,991,223,693.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,527,588,854.43 : 78,008,073,057.54 = 31,153,060,472.23 : x
  2. Step 2: Convert to fraction form
    56,527,588,854.43/78,008,073,057.54 = 31,153,060,472.23/x
  3. Step 3: Cross multiply
    56,527,588,854.43x = 78,008,073,057.54 × 31,153,060,472.23
  4. Step 4: Simplify right side
    56,527,588,854.43x = 2,430,190,217,283,679,289,344
  5. Step 5: Solve for x
    x = 2,430,190,217,283,679,289,344/56,527,588,854.43
  6. Step 6: Final answer
    x = 42,991,223,693.30

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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.