Home / 149,105,463,317.04-205,766,167,782.35-84,000,671,790.59

Finding the Fourth Proportional to 149,105,463,317.04, 205,766,167,782.35 and 84,000,671,790.59

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Solution

The fourth proportional to 149,105,463,317.04, 205,766,167,782.35 and 84,000,671,790.59 is: 115,921,281,091.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,105,463,317.04 : 205,766,167,782.35 = 84,000,671,790.59 : x
  2. Step 2: Convert to fraction form
    149,105,463,317.04/205,766,167,782.35 = 84,000,671,790.59/x
  3. Step 3: Cross multiply
    149,105,463,317.04x = 205,766,167,782.35 × 84,000,671,790.59
  4. Step 4: Simplify right side
    149,105,463,317.04x = 17,284,496,325,491,629,752,320
  5. Step 5: Solve for x
    x = 17,284,496,325,491,629,752,320/149,105,463,317.04
  6. Step 6: Final answer
    x = 115,921,281,091.76

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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.