Home / 139,393,560.15-192,403,663.27-92,983,703.36

Finding the Fourth Proportional to 139,393,560.15, 192,403,663.27 and 92,983,703.36

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Solution

The fourth proportional to 139,393,560.15, 192,403,663.27 and 92,983,703.36 is: 128,344,560.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,393,560.15 : 192,403,663.27 = 92,983,703.36 : x
  2. Step 2: Convert to fraction form
    139,393,560.15/192,403,663.27 = 92,983,703.36/x
  3. Step 3: Cross multiply
    139,393,560.15x = 192,403,663.27 × 92,983,703.36
  4. Step 4: Simplify right side
    139,393,560.15x = 17,890,405,149,680,532
  5. Step 5: Solve for x
    x = 17,890,405,149,680,532/139,393,560.15
  6. Step 6: Final answer
    x = 128,344,560.04

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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.