Home / 120,956,512.96-181,384,321.92-37,936,875.52

Finding the Fourth Proportional to 120,956,512.96, 181,384,321.92 and 37,936,875.52

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Solution

The fourth proportional to 120,956,512.96, 181,384,321.92 and 37,936,875.52 is: 56,889,490.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,956,512.96 : 181,384,321.92 = 37,936,875.52 : x
  2. Step 2: Convert to fraction form
    120,956,512.96/181,384,321.92 = 37,936,875.52/x
  3. Step 3: Cross multiply
    120,956,512.96x = 181,384,321.92 × 37,936,875.52
  4. Step 4: Simplify right side
    120,956,512.96x = 6,881,154,441,958,647
  5. Step 5: Solve for x
    x = 6,881,154,441,958,647/120,956,512.96
  6. Step 6: Final answer
    x = 56,889,490.89

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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.