Home / 759,082,127.14-1,138,778,487.52-261,027,957.53

Finding the Fourth Proportional to 759,082,127.14, 1,138,778,487.52 and 261,027,957.53

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Solution

The fourth proportional to 759,082,127.14, 1,138,778,487.52 and 261,027,957.53 is: 391,595,338.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,082,127.14 : 1,138,778,487.52 = 261,027,957.53 : x
  2. Step 2: Convert to fraction form
    759,082,127.14/1,138,778,487.52 = 261,027,957.53/x
  3. Step 3: Cross multiply
    759,082,127.14x = 1,138,778,487.52 × 261,027,957.53
  4. Step 4: Simplify right side
    759,082,127.14x = 297,253,022,673,681,600
  5. Step 5: Solve for x
    x = 297,253,022,673,681,600/759,082,127.14
  6. Step 6: Final answer
    x = 391,595,338.70

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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.