Home / 248,920,823.80-373,381,235.70-214,880,606.20

Finding the Fourth Proportional to 248,920,823.80, 373,381,235.70 and 214,880,606.20

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Solution

The fourth proportional to 248,920,823.80, 373,381,235.70 and 214,880,606.20 is: 322,320,909.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,920,823.80 : 373,381,235.70 = 214,880,606.20 : x
  2. Step 2: Convert to fraction form
    248,920,823.80/373,381,235.70 = 214,880,606.20/x
  3. Step 3: Cross multiply
    248,920,823.80x = 373,381,235.70 × 214,880,606.20
  4. Step 4: Simplify right side
    248,920,823.80x = 80,232,386,270,921,072
  5. Step 5: Solve for x
    x = 80,232,386,270,921,072/248,920,823.80
  6. Step 6: Final answer
    x = 322,320,909.30

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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.