Home / 458,135,358.06-632,221,479.72-249,287,902.41

Finding the Fourth Proportional to 458,135,358.06, 632,221,479.72 and 249,287,902.41

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Solution

The fourth proportional to 458,135,358.06, 632,221,479.72 and 249,287,902.41 is: 344,014,413.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,135,358.06 : 632,221,479.72 = 249,287,902.41 : x
  2. Step 2: Convert to fraction form
    458,135,358.06/632,221,479.72 = 249,287,902.41/x
  3. Step 3: Cross multiply
    458,135,358.06x = 632,221,479.72 × 249,287,902.41
  4. Step 4: Simplify right side
    458,135,358.06x = 157,605,166,537,945,152
  5. Step 5: Solve for x
    x = 157,605,166,537,945,152/458,135,358.06
  6. Step 6: Final answer
    x = 344,014,413.57

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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.