Home / 169,384,579.47-254,089,013.33-70,917,198.08

Finding the Fourth Proportional to 169,384,579.47, 254,089,013.33 and 70,917,198.08

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Solution

The fourth proportional to 169,384,579.47, 254,089,013.33 and 70,917,198.08 is: 106,380,881.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,384,579.47 : 254,089,013.33 = 70,917,198.08 : x
  2. Step 2: Convert to fraction form
    169,384,579.47/254,089,013.33 = 70,917,198.08/x
  3. Step 3: Cross multiply
    169,384,579.47x = 254,089,013.33 × 70,917,198.08
  4. Step 4: Simplify right side
    169,384,579.47x = 18,019,280,887,182,220
  5. Step 5: Solve for x
    x = 18,019,280,887,182,220/169,384,579.47
  6. Step 6: Final answer
    x = 106,380,881.56

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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.