Home / 1,785,439,354.47-2,678,109,524.51-475,352,646.63

Finding the Fourth Proportional to 1,785,439,354.47, 2,678,109,524.51 and 475,352,646.63

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Solution

The fourth proportional to 1,785,439,354.47, 2,678,109,524.51 and 475,352,646.63 is: 713,015,789.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,785,439,354.47 : 2,678,109,524.51 = 475,352,646.63 : x
  2. Step 2: Convert to fraction form
    1,785,439,354.47/2,678,109,524.51 = 475,352,646.63/x
  3. Step 3: Cross multiply
    1,785,439,354.47x = 2,678,109,524.51 × 475,352,646.63
  4. Step 4: Simplify right side
    1,785,439,354.47x = 1,273,046,450,438,462,720
  5. Step 5: Solve for x
    x = 1,273,046,450,438,462,720/1,785,439,354.47
  6. Step 6: Final answer
    x = 713,015,789.22

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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.