Home / 68,255,999.10-102,383,998.65-42,746,831.10

Finding the Fourth Proportional to 68,255,999.10, 102,383,998.65 and 42,746,831.10

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Solution

The fourth proportional to 68,255,999.10, 102,383,998.65 and 42,746,831.10 is: 64,120,246.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,255,999.10 : 102,383,998.65 = 42,746,831.10 : x
  2. Step 2: Convert to fraction form
    68,255,999.10/102,383,998.65 = 42,746,831.10/x
  3. Step 3: Cross multiply
    68,255,999.10x = 102,383,998.65 × 42,746,831.10
  4. Step 4: Simplify right side
    68,255,999.10x = 4,376,591,497,634,178.50
  5. Step 5: Solve for x
    x = 4,376,591,497,634,178.50/68,255,999.10
  6. Step 6: Final answer
    x = 64,120,246.65

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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.