Home / 1,258,601,976,000.20-1,887,902,964,000.40-1,126,362,449,088.20

Finding the Fourth Proportional to 1,258,601,976,000.20, 1,887,902,964,000.40 and 1,126,362,449,088.20

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Solution

The fourth proportional to 1,258,601,976,000.20, 1,887,902,964,000.40 and 1,126,362,449,088.20 is: 1,689,543,673,632.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,258,601,976,000.20 : 1,887,902,964,000.40 = 1,126,362,449,088.20 : x
  2. Step 2: Convert to fraction form
    1,258,601,976,000.20/1,887,902,964,000.40 = 1,126,362,449,088.20/x
  3. Step 3: Cross multiply
    1,258,601,976,000.20x = 1,887,902,964,000.40 × 1,126,362,449,088.20
  4. Step 4: Simplify right side
    1,258,601,976,000.20x = 2,126,463,006,172,362,150,248,448
  5. Step 5: Solve for x
    x = 2,126,463,006,172,362,150,248,448/1,258,601,976,000.20
  6. Step 6: Final answer
    x = 1,689,543,673,632.39

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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.