Home / 345,030,466.59-476,140,144.59-188,396,459.01

Finding the Fourth Proportional to 345,030,466.59, 476,140,144.59 and 188,396,459.01

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Solution

The fourth proportional to 345,030,466.59, 476,140,144.59 and 188,396,459.01 is: 259,986,076.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,030,466.59 : 476,140,144.59 = 188,396,459.01 : x
  2. Step 2: Convert to fraction form
    345,030,466.59/476,140,144.59 = 188,396,459.01/x
  3. Step 3: Cross multiply
    345,030,466.59x = 476,140,144.59 × 188,396,459.01
  4. Step 4: Simplify right side
    345,030,466.59x = 89,703,117,233,265,392
  5. Step 5: Solve for x
    x = 89,703,117,233,265,392/345,030,466.59
  6. Step 6: Final answer
    x = 259,986,076.36

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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.