Home / 124,918,651.41-172,393,127.04-69,164,073

Finding the Fourth Proportional to 124,918,651.41, 172,393,127.04 and 69,164,073

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Solution

The fourth proportional to 124,918,651.41, 172,393,127.04 and 69,164,073 is: 95,449,403.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,918,651.41 : 172,393,127.04 = 69,164,073 : x
  2. Step 2: Convert to fraction form
    124,918,651.41/172,393,127.04 = 69,164,073/x
  3. Step 3: Cross multiply
    124,918,651.41x = 172,393,127.04 × 69,164,073
  4. Step 4: Simplify right side
    124,918,651.41x = 11,923,410,823,292,834
  5. Step 5: Solve for x
    x = 11,923,410,823,292,834/124,918,651.41
  6. Step 6: Final answer
    x = 95,449,403.98

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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.