Home / 217,210,205.80-325,823,181.90-63,871,762.60

Finding the Fourth Proportional to 217,210,205.80, 325,823,181.90 and 63,871,762.60

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Solution

The fourth proportional to 217,210,205.80, 325,823,181.90 and 63,871,762.60 is: 95,809,959.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,210,205.80 : 325,823,181.90 = 63,871,762.60 : x
  2. Step 2: Convert to fraction form
    217,210,205.80/325,823,181.90 = 63,871,762.60/x
  3. Step 3: Cross multiply
    217,210,205.80x = 325,823,181.90 × 63,871,762.60
  4. Step 4: Simplify right side
    217,210,205.80x = 20,810,900,923,893,416
  5. Step 5: Solve for x
    x = 20,810,900,923,893,416/217,210,205.80
  6. Step 6: Final answer
    x = 95,809,959.05

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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.