Home / 199,681,334.66-275,570,886.41-111,577,471.04

Finding the Fourth Proportional to 199,681,334.66, 275,570,886.41 and 111,577,471.04

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Solution

The fourth proportional to 199,681,334.66, 275,570,886.41 and 111,577,471.04 is: 153,982,857.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,681,334.66 : 275,570,886.41 = 111,577,471.04 : x
  2. Step 2: Convert to fraction form
    199,681,334.66/275,570,886.41 = 111,577,471.04/x
  3. Step 3: Cross multiply
    199,681,334.66x = 275,570,886.41 × 111,577,471.04
  4. Step 4: Simplify right side
    199,681,334.66x = 30,747,502,598,428,360
  5. Step 5: Solve for x
    x = 30,747,502,598,428,360/199,681,334.66
  6. Step 6: Final answer
    x = 153,982,857.99

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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.