Home / 1,505,497,864.31-2,257,996,322.89-455,986,542.54

Finding the Fourth Proportional to 1,505,497,864.31, 2,257,996,322.89 and 455,986,542.54

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Solution

The fourth proportional to 1,505,497,864.31, 2,257,996,322.89 and 455,986,542.54 is: 683,903,950.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,505,497,864.31 : 2,257,996,322.89 = 455,986,542.54 : x
  2. Step 2: Convert to fraction form
    1,505,497,864.31/2,257,996,322.89 = 455,986,542.54/x
  3. Step 3: Cross multiply
    1,505,497,864.31x = 2,257,996,322.89 × 455,986,542.54
  4. Step 4: Simplify right side
    1,505,497,864.31x = 1,029,615,936,337,715,584
  5. Step 5: Solve for x
    x = 1,029,615,936,337,715,584/1,505,497,864.31
  6. Step 6: Final answer
    x = 683,903,950.15

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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.