Home / 458,135,371.04-632,221,497.60-249,287,915.36

Finding the Fourth Proportional to 458,135,371.04, 632,221,497.60 and 249,287,915.36

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Solution

The fourth proportional to 458,135,371.04, 632,221,497.60 and 249,287,915.36 is: 344,014,431.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,135,371.04 : 632,221,497.60 = 249,287,915.36 : x
  2. Step 2: Convert to fraction form
    458,135,371.04/632,221,497.60 = 249,287,915.36/x
  3. Step 3: Cross multiply
    458,135,371.04x = 632,221,497.60 × 249,287,915.36
  4. Step 4: Simplify right side
    458,135,371.04x = 157,605,179,182,481,248
  5. Step 5: Solve for x
    x = 157,605,179,182,481,248/458,135,371.04
  6. Step 6: Final answer
    x = 344,014,431.42

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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.