Home / 447,970,909.24-618,168,287.06-249,723,634.83

Finding the Fourth Proportional to 447,970,909.24, 618,168,287.06 and 249,723,634.83

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Solution

The fourth proportional to 447,970,909.24, 618,168,287.06 and 249,723,634.83 is: 344,601,018.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,970,909.24 : 618,168,287.06 = 249,723,634.83 : x
  2. Step 2: Convert to fraction form
    447,970,909.24/618,168,287.06 = 249,723,634.83/x
  3. Step 3: Cross multiply
    447,970,909.24x = 618,168,287.06 × 249,723,634.83
  4. Step 4: Simplify right side
    447,970,909.24x = 154,371,231,578,167,200
  5. Step 5: Solve for x
    x = 154,371,231,578,167,200/447,970,909.24
  6. Step 6: Final answer
    x = 344,601,018.49

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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.