Home / 39,938,359,359.23-55,116,668,413.36-22,117,016,865.23

Finding the Fourth Proportional to 39,938,359,359.23, 55,116,668,413.36 and 22,117,016,865.23

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Solution

The fourth proportional to 39,938,359,359.23, 55,116,668,413.36 and 22,117,016,865.23 is: 30,522,442,694.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,938,359,359.23 : 55,116,668,413.36 = 22,117,016,865.23 : x
  2. Step 2: Convert to fraction form
    39,938,359,359.23/55,116,668,413.36 = 22,117,016,865.23/x
  3. Step 3: Cross multiply
    39,938,359,359.23x = 55,116,668,413.36 × 22,117,016,865.23
  4. Step 4: Simplify right side
    39,938,359,359.23x = 1,219,016,284,853,186,592,768
  5. Step 5: Solve for x
    x = 1,219,016,284,853,186,592,768/39,938,359,359.23
  6. Step 6: Final answer
    x = 30,522,442,694.47

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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.