Home / 306,099,012.90-459,148,519.35-167,871,208.80

Finding the Fourth Proportional to 306,099,012.90, 459,148,519.35 and 167,871,208.80

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Solution

The fourth proportional to 306,099,012.90, 459,148,519.35 and 167,871,208.80 is: 251,806,813.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,099,012.90 : 459,148,519.35 = 167,871,208.80 : x
  2. Step 2: Convert to fraction form
    306,099,012.90/459,148,519.35 = 167,871,208.80/x
  3. Step 3: Cross multiply
    306,099,012.90x = 459,148,519.35 × 167,871,208.80
  4. Step 4: Simplify right side
    306,099,012.90x = 77,077,816,962,014,704
  5. Step 5: Solve for x
    x = 77,077,816,962,014,704/306,099,012.90
  6. Step 6: Final answer
    x = 251,806,813.20

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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.