Home / 168,971,113.60-253,456,670.40-134,958,889.60

Finding the Fourth Proportional to 168,971,113.60, 253,456,670.40 and 134,958,889.60

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Solution

The fourth proportional to 168,971,113.60, 253,456,670.40 and 134,958,889.60 is: 202,438,334.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,971,113.60 : 253,456,670.40 = 134,958,889.60 : x
  2. Step 2: Convert to fraction form
    168,971,113.60/253,456,670.40 = 134,958,889.60/x
  3. Step 3: Cross multiply
    168,971,113.60x = 253,456,670.40 × 134,958,889.60
  4. Step 4: Simplify right side
    168,971,113.60x = 34,206,230,798,897,188
  5. Step 5: Solve for x
    x = 34,206,230,798,897,188/168,971,113.60
  6. Step 6: Final answer
    x = 202,438,334.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.