Home / 76,194,410.54-105,157,009.37-42,712,932.62

Finding the Fourth Proportional to 76,194,410.54, 105,157,009.37 and 42,712,932.62

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Solution

The fourth proportional to 76,194,410.54, 105,157,009.37 and 42,712,932.62 is: 58,948,736.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,194,410.54 : 105,157,009.37 = 42,712,932.62 : x
  2. Step 2: Convert to fraction form
    76,194,410.54/105,157,009.37 = 42,712,932.62/x
  3. Step 3: Cross multiply
    76,194,410.54x = 105,157,009.37 × 42,712,932.62
  4. Step 4: Simplify right side
    76,194,410.54x = 4,491,564,255,002,169
  5. Step 5: Solve for x
    x = 4,491,564,255,002,169/76,194,410.54
  6. Step 6: Final answer
    x = 58,948,736.83

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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.