Home / 161,504,932.40-242,288,891.40-69,388,492.40

Finding the Fourth Proportional to 161,504,932.40, 242,288,891.40 and 69,388,492.40

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Solution

The fourth proportional to 161,504,932.40, 242,288,891.40 and 69,388,492.40 is: 104,096,269.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,504,932.40 : 242,288,891.40 = 69,388,492.40 : x
  2. Step 2: Convert to fraction form
    161,504,932.40/242,288,891.40 = 69,388,492.40/x
  3. Step 3: Cross multiply
    161,504,932.40x = 242,288,891.40 × 69,388,492.40
  4. Step 4: Simplify right side
    161,504,932.40x = 16,812,060,899,513,328
  5. Step 5: Solve for x
    x = 16,812,060,899,513,328/161,504,932.40
  6. Step 6: Final answer
    x = 104,096,269.07

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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.