Home / 110,388,846.60-165,583,269.90-67,235,837.40

Finding the Fourth Proportional to 110,388,846.60, 165,583,269.90 and 67,235,837.40

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Solution

The fourth proportional to 110,388,846.60, 165,583,269.90 and 67,235,837.40 is: 100,853,756.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,388,846.60 : 165,583,269.90 = 67,235,837.40 : x
  2. Step 2: Convert to fraction form
    110,388,846.60/165,583,269.90 = 67,235,837.40/x
  3. Step 3: Cross multiply
    110,388,846.60x = 165,583,269.90 × 67,235,837.40
  4. Step 4: Simplify right side
    110,388,846.60x = 11,133,129,811,156,716
  5. Step 5: Solve for x
    x = 11,133,129,811,156,716/110,388,846.60
  6. Step 6: Final answer
    x = 100,853,756.10

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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.