Home / 236,426,409.10-354,042,416.85-155,207,644.30

Finding the Fourth Proportional to 236,426,409.10, 354,042,416.85 and 155,207,644.30

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Solution

The fourth proportional to 236,426,409.10, 354,042,416.85 and 155,207,644.30 is: 232,419,422.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,426,409.10 : 354,042,416.85 = 155,207,644.30 : x
  2. Step 2: Convert to fraction form
    236,426,409.10/354,042,416.85 = 155,207,644.30/x
  3. Step 3: Cross multiply
    236,426,409.10x = 354,042,416.85 × 155,207,644.30
  4. Step 4: Simplify right side
    236,426,409.10x = 54,950,089,501,567,136
  5. Step 5: Solve for x
    x = 54,950,089,501,567,136/236,426,409.10
  6. Step 6: Final answer
    x = 232,419,422.65

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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.