Home / 172,648,559.60-258,972,839.40-164,685,935.60

Finding the Fourth Proportional to 172,648,559.60, 258,972,839.40 and 164,685,935.60

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Solution

The fourth proportional to 172,648,559.60, 258,972,839.40 and 164,685,935.60 is: 247,028,903.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,648,559.60 : 258,972,839.40 = 164,685,935.60 : x
  2. Step 2: Convert to fraction form
    172,648,559.60/258,972,839.40 = 164,685,935.60/x
  3. Step 3: Cross multiply
    172,648,559.60x = 258,972,839.40 × 164,685,935.60
  4. Step 4: Simplify right side
    172,648,559.60x = 42,649,184,351,577,544
  5. Step 5: Solve for x
    x = 42,649,184,351,577,544/172,648,559.60
  6. Step 6: Final answer
    x = 247,028,903.40

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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.