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Finding the Fourth Proportional to 119,773,697.45, 179,674,888.80 and 36,764,576.88

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Solution

The fourth proportional to 119,773,697.45, 179,674,888.80 and 36,764,576.88 is: 55,151,267.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,773,697.45 : 179,674,888.80 = 36,764,576.88 : x
  2. Step 2: Convert to fraction form
    119,773,697.45/179,674,888.80 = 36,764,576.88/x
  3. Step 3: Cross multiply
    119,773,697.45x = 179,674,888.80 × 36,764,576.88
  4. Step 4: Simplify right side
    119,773,697.45x = 6,605,671,262,693,052
  5. Step 5: Solve for x
    x = 6,605,671,262,693,052/119,773,697.45
  6. Step 6: Final answer
    x = 55,151,267.79

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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.