Home / 954,924,969.90-1,432,601,089.11-290,990,951.76

Finding the Fourth Proportional to 954,924,969.90, 1,432,601,089.11 and 290,990,951.76

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Solution

The fourth proportional to 954,924,969.90, 1,432,601,089.11 and 290,990,951.76 is: 436,551,527.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,924,969.90 : 1,432,601,089.11 = 290,990,951.76 : x
  2. Step 2: Convert to fraction form
    954,924,969.90/1,432,601,089.11 = 290,990,951.76/x
  3. Step 3: Cross multiply
    954,924,969.90x = 1,432,601,089.11 × 290,990,951.76
  4. Step 4: Simplify right side
    954,924,969.90x = 416,873,954,412,531,456
  5. Step 5: Solve for x
    x = 416,873,954,412,531,456/954,924,969.90
  6. Step 6: Final answer
    x = 436,551,527.66

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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.