Home / 983,189,072.52-1,356,801,464.45-531,067,037.76

Finding the Fourth Proportional to 983,189,072.52, 1,356,801,464.45 and 531,067,037.76

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Solution

The fourth proportional to 983,189,072.52, 1,356,801,464.45 and 531,067,037.76 is: 732,872,806.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,189,072.52 : 1,356,801,464.45 = 531,067,037.76 : x
  2. Step 2: Convert to fraction form
    983,189,072.52/1,356,801,464.45 = 531,067,037.76/x
  3. Step 3: Cross multiply
    983,189,072.52x = 1,356,801,464.45 × 531,067,037.76
  4. Step 4: Simplify right side
    983,189,072.52x = 720,552,534,558,342,272
  5. Step 5: Solve for x
    x = 720,552,534,558,342,272/983,189,072.52
  6. Step 6: Final answer
    x = 732,872,806.15

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.