Home / 216,211,084.99-298,367,609.57-117,091,026.97

Finding the Fourth Proportional to 216,211,084.99, 298,367,609.57 and 117,091,026.97

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Solution

The fourth proportional to 216,211,084.99, 298,367,609.57 and 117,091,026.97 is: 161,583,620.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,211,084.99 : 298,367,609.57 = 117,091,026.97 : x
  2. Step 2: Convert to fraction form
    216,211,084.99/298,367,609.57 = 117,091,026.97/x
  3. Step 3: Cross multiply
    216,211,084.99x = 298,367,609.57 × 117,091,026.97
  4. Step 4: Simplify right side
    216,211,084.99x = 34,936,169,818,243,020
  5. Step 5: Solve for x
    x = 34,936,169,818,243,020/216,211,084.99
  6. Step 6: Final answer
    x = 161,583,620.10

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1.5x scale

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.