Home / 137,180,714.01-189,309,654.14-81,437,313.75

Finding the Fourth Proportional to 137,180,714.01, 189,309,654.14 and 81,437,313.75

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Solution

The fourth proportional to 137,180,714.01, 189,309,654.14 and 81,437,313.75 is: 112,383,652.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,180,714.01 : 189,309,654.14 = 81,437,313.75 : x
  2. Step 2: Convert to fraction form
    137,180,714.01/189,309,654.14 = 81,437,313.75/x
  3. Step 3: Cross multiply
    137,180,714.01x = 189,309,654.14 × 81,437,313.75
  4. Step 4: Simplify right side
    137,180,714.01x = 15,416,869,699,695,980
  5. Step 5: Solve for x
    x = 15,416,869,699,695,980/137,180,714.01
  6. Step 6: Final answer
    x = 112,383,652.55

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.