Home / 353,321,433.33-487,587,186.12-194,566,319.25

Finding the Fourth Proportional to 353,321,433.33, 487,587,186.12 and 194,566,319.25

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Solution

The fourth proportional to 353,321,433.33, 487,587,186.12 and 194,566,319.25 is: 268,503,507.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,321,433.33 : 487,587,186.12 = 194,566,319.25 : x
  2. Step 2: Convert to fraction form
    353,321,433.33/487,587,186.12 = 194,566,319.25/x
  3. Step 3: Cross multiply
    353,321,433.33x = 487,587,186.12 × 194,566,319.25
  4. Step 4: Simplify right side
    353,321,433.33x = 94,868,044,114,395,152
  5. Step 5: Solve for x
    x = 94,868,044,114,395,152/353,321,433.33
  6. Step 6: Final answer
    x = 268,503,507.48

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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.