Home / 468,849,899-647,012,866.38-262,817,003

Finding the Fourth Proportional to 468,849,899, 647,012,866.38 and 262,817,003

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Solution

The fourth proportional to 468,849,899, 647,012,866.38 and 262,817,003 is: 362,687,467.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,849,899 : 647,012,866.38 = 262,817,003 : x
  2. Step 2: Convert to fraction form
    468,849,899/647,012,866.38 = 262,817,003/x
  3. Step 3: Cross multiply
    468,849,899x = 647,012,866.38 × 262,817,003
  4. Step 4: Simplify right side
    468,849,899x = 170,045,982,444,431,072
  5. Step 5: Solve for x
    x = 170,045,982,444,431,072/468,849,899
  6. Step 6: Final answer
    x = 362,687,467.37

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Why These Related Problems?

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