Home / 216,344,511.80-298,555,688.76-117,225,181

Finding the Fourth Proportional to 216,344,511.80, 298,555,688.76 and 117,225,181

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Solution

The fourth proportional to 216,344,511.80, 298,555,688.76 and 117,225,181 is: 161,770,892.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,344,511.80 : 298,555,688.76 = 117,225,181 : x
  2. Step 2: Convert to fraction form
    216,344,511.80/298,555,688.76 = 117,225,181/x
  3. Step 3: Cross multiply
    216,344,511.80x = 298,555,688.76 × 117,225,181
  4. Step 4: Simplify right side
    216,344,511.80x = 34,998,244,653,470,664
  5. Step 5: Solve for x
    x = 34,998,244,653,470,664/216,344,511.80
  6. Step 6: Final answer
    x = 161,770,892.00

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Why These Related Problems?

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