Home / 199,681,336.35-275,570,888.74-111,577,472.73

Finding the Fourth Proportional to 199,681,336.35, 275,570,888.74 and 111,577,472.73

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Solution

The fourth proportional to 199,681,336.35, 275,570,888.74 and 111,577,472.73 is: 153,982,860.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,681,336.35 : 275,570,888.74 = 111,577,472.73 : x
  2. Step 2: Convert to fraction form
    199,681,336.35/275,570,888.74 = 111,577,472.73/x
  3. Step 3: Cross multiply
    199,681,336.35x = 275,570,888.74 × 111,577,472.73
  4. Step 4: Simplify right side
    199,681,336.35x = 30,747,503,323,290,272
  5. Step 5: Solve for x
    x = 30,747,503,323,290,272/199,681,336.35
  6. Step 6: Final answer
    x = 153,982,860.32

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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.