Home / 164,815,405.72-247,245,771.66-61,175,804.92

Finding the Fourth Proportional to 164,815,405.72, 247,245,771.66 and 61,175,804.92

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Solution

The fourth proportional to 164,815,405.72, 247,245,771.66 and 61,175,804.92 is: 91,772,119.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,815,405.72 : 247,245,771.66 = 61,175,804.92 : x
  2. Step 2: Convert to fraction form
    164,815,405.72/247,245,771.66 = 61,175,804.92/x
  3. Step 3: Cross multiply
    164,815,405.72x = 247,245,771.66 × 61,175,804.92
  4. Step 4: Simplify right side
    164,815,405.72x = 15,125,459,094,367,024
  5. Step 5: Solve for x
    x = 15,125,459,094,367,024/164,815,405.72
  6. Step 6: Final answer
    x = 91,772,119.41

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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.