Home / 231,787,010,820.60-347,680,516,230.90-222,644,525,009.40

Finding the Fourth Proportional to 231,787,010,820.60, 347,680,516,230.90 and 222,644,525,009.40

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Solution

The fourth proportional to 231,787,010,820.60, 347,680,516,230.90 and 222,644,525,009.40 is: 333,966,787,514.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,787,010,820.60 : 347,680,516,230.90 = 222,644,525,009.40 : x
  2. Step 2: Convert to fraction form
    231,787,010,820.60/347,680,516,230.90 = 222,644,525,009.40/x
  3. Step 3: Cross multiply
    231,787,010,820.60x = 347,680,516,230.90 × 222,644,525,009.40
  4. Step 4: Simplify right side
    231,787,010,820.60x = 77,409,163,391,251,718,864,896
  5. Step 5: Solve for x
    x = 77,409,163,391,251,718,864,896/231,787,010,820.60
  6. Step 6: Final answer
    x = 333,966,787,514.10

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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.