Home / 86,910,127.30-119,906,312.78-53,858,316.83

Finding the Fourth Proportional to 86,910,127.30, 119,906,312.78 and 53,858,316.83

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Solution

The fourth proportional to 86,910,127.30, 119,906,312.78 and 53,858,316.83 is: 74,306,095.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,910,127.30 : 119,906,312.78 = 53,858,316.83 : x
  2. Step 2: Convert to fraction form
    86,910,127.30/119,906,312.78 = 53,858,316.83/x
  3. Step 3: Cross multiply
    86,910,127.30x = 119,906,312.78 × 53,858,316.83
  4. Step 4: Simplify right side
    86,910,127.30x = 6,457,952,183,157,433
  5. Step 5: Solve for x
    x = 6,457,952,183,157,433/86,910,127.30
  6. Step 6: Final answer
    x = 74,306,095.09

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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.