Home / 631,425,271,249.80-947,193,586,582.29-178,148,141,881.42

Finding the Fourth Proportional to 631,425,271,249.80, 947,193,586,582.29 and 178,148,141,881.42

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Solution

The fourth proportional to 631,425,271,249.80, 947,193,586,582.29 and 178,148,141,881.42 is: 267,237,922,102.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,425,271,249.80 : 947,193,586,582.29 = 178,148,141,881.42 : x
  2. Step 2: Convert to fraction form
    631,425,271,249.80/947,193,586,582.29 = 178,148,141,881.42/x
  3. Step 3: Cross multiply
    631,425,271,249.80x = 947,193,586,582.29 × 178,148,141,881.42
  4. Step 4: Simplify right side
    631,425,271,249.80x = 168,740,777,451,632,881,303,552
  5. Step 5: Solve for x
    x = 168,740,777,451,632,881,303,552/631,425,271,249.80
  6. Step 6: Final answer
    x = 267,237,922,102.23

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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.