Home / 284,885,552.80-427,328,329.20-238,969,050.40

Finding the Fourth Proportional to 284,885,552.80, 427,328,329.20 and 238,969,050.40

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Solution

The fourth proportional to 284,885,552.80, 427,328,329.20 and 238,969,050.40 is: 358,453,575.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,885,552.80 : 427,328,329.20 = 238,969,050.40 : x
  2. Step 2: Convert to fraction form
    284,885,552.80/427,328,329.20 = 238,969,050.40/x
  3. Step 3: Cross multiply
    284,885,552.80x = 427,328,329.20 × 238,969,050.40
  4. Step 4: Simplify right side
    284,885,552.80x = 102,118,245,037,942,592
  5. Step 5: Solve for x
    x = 102,118,245,037,942,592/284,885,552.80
  6. Step 6: Final answer
    x = 358,453,575.60

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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.