Home / 89,796,095,079.46-123,919,383,981.71-51,216,969,096.51

Finding the Fourth Proportional to 89,796,095,079.46, 123,919,383,981.71 and 51,216,969,096.51

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Solution

The fourth proportional to 89,796,095,079.46, 123,919,383,981.71 and 51,216,969,096.51 is: 70,679,858,118.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,796,095,079.46 : 123,919,383,981.71 = 51,216,969,096.51 : x
  2. Step 2: Convert to fraction form
    89,796,095,079.46/123,919,383,981.71 = 51,216,969,096.51/x
  3. Step 3: Cross multiply
    89,796,095,079.46x = 123,919,383,981.71 × 51,216,969,096.51
  4. Step 4: Simplify right side
    89,796,095,079.46x = 6,346,775,259,849,177,432,064
  5. Step 5: Solve for x
    x = 6,346,775,259,849,177,432,064/89,796,095,079.46
  6. Step 6: Final answer
    x = 70,679,858,118.92

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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.