Home / 84,234,082,057.48-116,175,253,441.62-74,051,037,203.15

Finding the Fourth Proportional to 84,234,082,057.48, 116,175,253,441.62 and 74,051,037,203.15

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Solution

The fourth proportional to 84,234,082,057.48, 116,175,253,441.62 and 74,051,037,203.15 is: 102,130,845,431.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,234,082,057.48 : 116,175,253,441.62 = 74,051,037,203.15 : x
  2. Step 2: Convert to fraction form
    84,234,082,057.48/116,175,253,441.62 = 74,051,037,203.15/x
  3. Step 3: Cross multiply
    84,234,082,057.48x = 116,175,253,441.62 × 74,051,037,203.15
  4. Step 4: Simplify right side
    84,234,082,057.48x = 8,602,898,014,690,202,353,664
  5. Step 5: Solve for x
    x = 8,602,898,014,690,202,353,664/84,234,082,057.48
  6. Step 6: Final answer
    x = 102,130,845,431.66

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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.