Home / 434,170,371,624.93-651,231,989,279.15-131,959,411,971.48

Finding the Fourth Proportional to 434,170,371,624.93, 651,231,989,279.15 and 131,959,411,971.48

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Solution

The fourth proportional to 434,170,371,624.93, 651,231,989,279.15 and 131,959,411,971.48 is: 197,931,954,777.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,170,371,624.93 : 651,231,989,279.15 = 131,959,411,971.48 : x
  2. Step 2: Convert to fraction form
    434,170,371,624.93/651,231,989,279.15 = 131,959,411,971.48/x
  3. Step 3: Cross multiply
    434,170,371,624.93x = 651,231,989,279.15 × 131,959,411,971.48
  4. Step 4: Simplify right side
    434,170,371,624.93x = 85,936,190,362,293,794,504,704
  5. Step 5: Solve for x
    x = 85,936,190,362,293,794,504,704/434,170,371,624.93
  6. Step 6: Final answer
    x = 197,931,954,777.73

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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.