Home / 199,999,548.53-299,401,612.98-120,976,909.05

Finding the Fourth Proportional to 199,999,548.53, 299,401,612.98 and 120,976,909.05

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Solution

The fourth proportional to 199,999,548.53, 299,401,612.98 and 120,976,909.05 is: 181,103,817.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,999,548.53 : 299,401,612.98 = 120,976,909.05 : x
  2. Step 2: Convert to fraction form
    199,999,548.53/299,401,612.98 = 120,976,909.05/x
  3. Step 3: Cross multiply
    199,999,548.53x = 299,401,612.98 × 120,976,909.05
  4. Step 4: Simplify right side
    199,999,548.53x = 36,220,681,702,904,760
  5. Step 5: Solve for x
    x = 36,220,681,702,904,760/199,999,548.53
  6. Step 6: Final answer
    x = 181,103,817.33

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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.