Home / 262,957,416.56-362,997,468.60-157,148,172.08

Finding the Fourth Proportional to 262,957,416.56, 362,997,468.60 and 157,148,172.08

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Solution

The fourth proportional to 262,957,416.56, 362,997,468.60 and 157,148,172.08 is: 216,933,940.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,957,416.56 : 362,997,468.60 = 157,148,172.08 : x
  2. Step 2: Convert to fraction form
    262,957,416.56/362,997,468.60 = 157,148,172.08/x
  3. Step 3: Cross multiply
    262,957,416.56x = 362,997,468.60 × 157,148,172.08
  4. Step 4: Simplify right side
    262,957,416.56x = 57,044,388,660,157,208
  5. Step 5: Solve for x
    x = 57,044,388,660,157,208/262,957,416.56
  6. Step 6: Final answer
    x = 216,933,940.89

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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.