Home / 154,549,608.80-231,824,413.20-69,614,952.80

Finding the Fourth Proportional to 154,549,608.80, 231,824,413.20 and 69,614,952.80

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Solution

The fourth proportional to 154,549,608.80, 231,824,413.20 and 69,614,952.80 is: 104,422,429.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,549,608.80 : 231,824,413.20 = 69,614,952.80 : x
  2. Step 2: Convert to fraction form
    154,549,608.80/231,824,413.20 = 69,614,952.80/x
  3. Step 3: Cross multiply
    154,549,608.80x = 231,824,413.20 × 69,614,952.80
  4. Step 4: Simplify right side
    154,549,608.80x = 16,138,445,582,805,696
  5. Step 5: Solve for x
    x = 16,138,445,582,805,696/154,549,608.80
  6. Step 6: Final answer
    x = 104,422,429.20

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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.