Home / 116,885,628.14-161,302,355.79-64,676,864.30

Finding the Fourth Proportional to 116,885,628.14, 161,302,355.79 and 64,676,864.30

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Solution

The fourth proportional to 116,885,628.14, 161,302,355.79 and 64,676,864.30 is: 89,254,177.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,885,628.14 : 161,302,355.79 = 64,676,864.30 : x
  2. Step 2: Convert to fraction form
    116,885,628.14/161,302,355.79 = 64,676,864.30/x
  3. Step 3: Cross multiply
    116,885,628.14x = 161,302,355.79 × 64,676,864.30
  4. Step 4: Simplify right side
    116,885,628.14x = 10,432,530,576,700,148
  5. Step 5: Solve for x
    x = 10,432,530,576,700,148/116,885,628.14
  6. Step 6: Final answer
    x = 89,254,177.29

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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.