Home / 258,320,611.20-387,662,492.80-233,622,554.98

Finding the Fourth Proportional to 258,320,611.20, 387,662,492.80 and 233,622,554.98

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Solution

The fourth proportional to 258,320,611.20, 387,662,492.80 and 233,622,554.98 is: 350,598,047.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,320,611.20 : 387,662,492.80 = 233,622,554.98 : x
  2. Step 2: Convert to fraction form
    258,320,611.20/387,662,492.80 = 233,622,554.98/x
  3. Step 3: Cross multiply
    258,320,611.20x = 387,662,492.80 × 233,622,554.98
  4. Step 4: Simplify right side
    258,320,611.20x = 90,566,702,037,851,856
  5. Step 5: Solve for x
    x = 90,566,702,037,851,856/258,320,611.20
  6. Step 6: Final answer
    x = 350,598,047.97

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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.