Home / 397,987,363.80-596,414,175.30-293,541,492.60

Finding the Fourth Proportional to 397,987,363.80, 596,414,175.30 and 293,541,492.60

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Solution

The fourth proportional to 397,987,363.80, 596,414,175.30 and 293,541,492.60 is: 439,894,135.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,987,363.80 : 596,414,175.30 = 293,541,492.60 : x
  2. Step 2: Convert to fraction form
    397,987,363.80/596,414,175.30 = 293,541,492.60/x
  3. Step 3: Cross multiply
    397,987,363.80x = 596,414,175.30 × 293,541,492.60
  4. Step 4: Simplify right side
    397,987,363.80x = 175,072,307,225,360,064
  5. Step 5: Solve for x
    x = 175,072,307,225,360,064/397,987,363.80
  6. Step 6: Final answer
    x = 439,894,135.22

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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.