Home / 331,351,701,175.02-457,276,630,101.42-192,292,216,439.64

Finding the Fourth Proportional to 331,351,701,175.02, 457,276,630,101.42 and 192,292,216,439.64

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Solution

The fourth proportional to 331,351,701,175.02, 457,276,630,101.42 and 192,292,216,439.64 is: 265,369,806,210.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,351,701,175.02 : 457,276,630,101.42 = 192,292,216,439.64 : x
  2. Step 2: Convert to fraction form
    331,351,701,175.02/457,276,630,101.42 = 192,292,216,439.64/x
  3. Step 3: Cross multiply
    331,351,701,175.02x = 457,276,630,101.42 × 192,292,216,439.64
  4. Step 4: Simplify right side
    331,351,701,175.02x = 87,930,736,728,251,461,271,552
  5. Step 5: Solve for x
    x = 87,930,736,728,251,461,271,552/331,351,701,175.02
  6. Step 6: Final answer
    x = 265,369,806,210.25

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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.