Home / 251,696,387,161.76-347,341,153,621.68-135,953,146,200.80

Finding the Fourth Proportional to 251,696,387,161.76, 347,341,153,621.68 and 135,953,146,200.80

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Solution

The fourth proportional to 251,696,387,161.76, 347,341,153,621.68 and 135,953,146,200.80 is: 187,615,417,020.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,696,387,161.76 : 347,341,153,621.68 = 135,953,146,200.80 : x
  2. Step 2: Convert to fraction form
    251,696,387,161.76/347,341,153,621.68 = 135,953,146,200.80/x
  3. Step 3: Cross multiply
    251,696,387,161.76x = 347,341,153,621.68 × 135,953,146,200.80
  4. Step 4: Simplify right side
    251,696,387,161.76x = 47,222,122,639,882,796,924,928
  5. Step 5: Solve for x
    x = 47,222,122,639,882,796,924,928/251,696,387,161.76
  6. Step 6: Final answer
    x = 187,615,417,020.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.