Home / 1,452,732,906.32-2,179,084,999.80-665,563,276.88

Finding the Fourth Proportional to 1,452,732,906.32, 2,179,084,999.80 and 665,563,276.88

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Solution

The fourth proportional to 1,452,732,906.32, 2,179,084,999.80 and 665,563,276.88 is: 998,338,336.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,452,732,906.32 : 2,179,084,999.80 = 665,563,276.88 : x
  2. Step 2: Convert to fraction form
    1,452,732,906.32/2,179,084,999.80 = 665,563,276.88/x
  3. Step 3: Cross multiply
    1,452,732,906.32x = 2,179,084,999.80 × 665,563,276.88
  4. Step 4: Simplify right side
    1,452,732,906.32x = 1,450,318,953,066,942,208
  5. Step 5: Solve for x
    x = 1,450,318,953,066,942,208/1,452,732,906.32
  6. Step 6: Final answer
    x = 998,338,336.49

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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.