Home / 670,448,229,998.32-1,005,662,874,383.50-312,099,774,492.88

Finding the Fourth Proportional to 670,448,229,998.32, 1,005,662,874,383.50 and 312,099,774,492.88

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Solution

The fourth proportional to 670,448,229,998.32, 1,005,662,874,383.50 and 312,099,774,492.88 is: 468,145,253,082.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,448,229,998.32 : 1,005,662,874,383.50 = 312,099,774,492.88 : x
  2. Step 2: Convert to fraction form
    670,448,229,998.32/1,005,662,874,383.50 = 312,099,774,492.88/x
  3. Step 3: Cross multiply
    670,448,229,998.32x = 1,005,662,874,383.50 × 312,099,774,492.88
  4. Step 4: Simplify right side
    670,448,229,998.32x = 313,867,156,310,951,836,254,208
  5. Step 5: Solve for x
    x = 313,867,156,310,951,836,254,208/670,448,229,998.32
  6. Step 6: Final answer
    x = 468,145,253,082.01

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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.