Home / 631,425,271,252.80-947,193,586,586.80-178,148,141,884.42

Finding the Fourth Proportional to 631,425,271,252.80, 947,193,586,586.80 and 178,148,141,884.42

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Solution

The fourth proportional to 631,425,271,252.80, 947,193,586,586.80 and 178,148,141,884.42 is: 267,237,922,106.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,425,271,252.80 : 947,193,586,586.80 = 178,148,141,884.42 : x
  2. Step 2: Convert to fraction form
    631,425,271,252.80/947,193,586,586.80 = 178,148,141,884.42/x
  3. Step 3: Cross multiply
    631,425,271,252.80x = 947,193,586,586.80 × 178,148,141,884.42
  4. Step 4: Simplify right side
    631,425,271,252.80x = 168,740,777,455,277,932,806,144
  5. Step 5: Solve for x
    x = 168,740,777,455,277,932,806,144/631,425,271,252.80
  6. Step 6: Final answer
    x = 267,237,922,106.73

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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.