Home / 133,266,469,231.26-183,908,084,003.96-72,298,836,445.95

Finding the Fourth Proportional to 133,266,469,231.26, 183,908,084,003.96 and 72,298,836,445.95

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Solution

The fourth proportional to 133,266,469,231.26, 183,908,084,003.96 and 72,298,836,445.95 is: 99,772,587,682.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,266,469,231.26 : 183,908,084,003.96 = 72,298,836,445.95 : x
  2. Step 2: Convert to fraction form
    133,266,469,231.26/183,908,084,003.96 = 72,298,836,445.95/x
  3. Step 3: Cross multiply
    133,266,469,231.26x = 183,908,084,003.96 × 72,298,836,445.95
  4. Step 4: Simplify right side
    133,266,469,231.26x = 13,296,340,486,490,337,312,768
  5. Step 5: Solve for x
    x = 13,296,340,486,490,337,312,768/133,266,469,231.26
  6. Step 6: Final answer
    x = 99,772,587,682.33

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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.