Home / 206,549,413.27-285,043,301.73-112,468,717.87

Finding the Fourth Proportional to 206,549,413.27, 285,043,301.73 and 112,468,717.87

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Solution

The fourth proportional to 206,549,413.27, 285,043,301.73 and 112,468,717.87 is: 155,209,613.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,549,413.27 : 285,043,301.73 = 112,468,717.87 : x
  2. Step 2: Convert to fraction form
    206,549,413.27/285,043,301.73 = 112,468,717.87/x
  3. Step 3: Cross multiply
    206,549,413.27x = 285,043,301.73 × 112,468,717.87
  4. Step 4: Simplify right side
    206,549,413.27x = 32,058,454,683,004,656
  5. Step 5: Solve for x
    x = 32,058,454,683,004,656/206,549,413.27
  6. Step 6: Final answer
    x = 155,209,613.89

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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.