Home / 193,627,761.60-290,441,642.40-169,739,889.60

Finding the Fourth Proportional to 193,627,761.60, 290,441,642.40 and 169,739,889.60

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Solution

The fourth proportional to 193,627,761.60, 290,441,642.40 and 169,739,889.60 is: 254,609,834.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,627,761.60 : 290,441,642.40 = 169,739,889.60 : x
  2. Step 2: Convert to fraction form
    193,627,761.60/290,441,642.40 = 169,739,889.60/x
  3. Step 3: Cross multiply
    193,627,761.60x = 290,441,642.40 × 169,739,889.60
  4. Step 4: Simplify right side
    193,627,761.60x = 49,299,532,316,218,672
  5. Step 5: Solve for x
    x = 49,299,532,316,218,672/193,627,761.60
  6. Step 6: Final answer
    x = 254,609,834.40

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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.