Home / 199,417,843.74-275,242,540.86-116,938,200.54

Finding the Fourth Proportional to 199,417,843.74, 275,242,540.86 and 116,938,200.54

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Solution

The fourth proportional to 199,417,843.74, 275,242,540.86 and 116,938,200.54 is: 161,401,642.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,417,843.74 : 275,242,540.86 = 116,938,200.54 : x
  2. Step 2: Convert to fraction form
    199,417,843.74/275,242,540.86 = 116,938,200.54/x
  3. Step 3: Cross multiply
    199,417,843.74x = 275,242,540.86 × 116,938,200.54
  4. Step 4: Simplify right side
    199,417,843.74x = 32,186,367,438,849,612
  5. Step 5: Solve for x
    x = 32,186,367,438,849,612/199,417,843.74
  6. Step 6: Final answer
    x = 161,401,642.08

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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.