Home / 450,485,170.94-621,674,508.62-249,545,123.14

Finding the Fourth Proportional to 450,485,170.94, 621,674,508.62 and 249,545,123.14

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Solution

The fourth proportional to 450,485,170.94, 621,674,508.62 and 249,545,123.14 is: 344,375,024.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,485,170.94 : 621,674,508.62 = 249,545,123.14 : x
  2. Step 2: Convert to fraction form
    450,485,170.94/621,674,508.62 = 249,545,123.14/x
  3. Step 3: Cross multiply
    450,485,170.94x = 621,674,508.62 × 249,545,123.14
  4. Step 4: Simplify right side
    450,485,170.94x = 155,135,841,805,646,560
  5. Step 5: Solve for x
    x = 155,135,841,805,646,560/450,485,170.94
  6. Step 6: Final answer
    x = 344,375,024.56

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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.