Home / 86,200,502.20-129,300,413.10-25,616,228.20

Finding the Fourth Proportional to 86,200,502.20, 129,300,413.10 and 25,616,228.20

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Solution

The fourth proportional to 86,200,502.20, 129,300,413.10 and 25,616,228.20 is: 38,424,241.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,200,502.20 : 129,300,413.10 = 25,616,228.20 : x
  2. Step 2: Convert to fraction form
    86,200,502.20/129,300,413.10 = 25,616,228.20/x
  3. Step 3: Cross multiply
    86,200,502.20x = 129,300,413.10 × 25,616,228.20
  4. Step 4: Simplify right side
    86,200,502.20x = 3,312,188,888,323,869
  5. Step 5: Solve for x
    x = 3,312,188,888,323,869/86,200,502.20
  6. Step 6: Final answer
    x = 38,424,241.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.