Home / 141,449,109,631.76-195,198,778,286.52-77,219,833,934

Finding the Fourth Proportional to 141,449,109,631.76, 195,198,778,286.52 and 77,219,833,934

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Solution

The fourth proportional to 141,449,109,631.76, 195,198,778,286.52 and 77,219,833,934 is: 106,562,828,727.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,449,109,631.76 : 195,198,778,286.52 = 77,219,833,934 : x
  2. Step 2: Convert to fraction form
    141,449,109,631.76/195,198,778,286.52 = 77,219,833,934/x
  3. Step 3: Cross multiply
    141,449,109,631.76x = 195,198,778,286.52 × 77,219,833,934
  4. Step 4: Simplify right side
    141,449,109,631.76x = 15,073,217,243,404,759,465,984
  5. Step 5: Solve for x
    x = 15,073,217,243,404,759,465,984/141,449,109,631.76
  6. Step 6: Final answer
    x = 106,562,828,727.91

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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.