Home / 116,767,502.28-161,112,426.84-69,715,434.96

Finding the Fourth Proportional to 116,767,502.28, 161,112,426.84 and 69,715,434.96

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Solution

The fourth proportional to 116,767,502.28, 161,112,426.84 and 69,715,434.96 is: 96,191,343.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,767,502.28 : 161,112,426.84 = 69,715,434.96 : x
  2. Step 2: Convert to fraction form
    116,767,502.28/161,112,426.84 = 69,715,434.96/x
  3. Step 3: Cross multiply
    116,767,502.28x = 161,112,426.84 × 69,715,434.96
  4. Step 4: Simplify right side
    116,767,502.28x = 11,232,022,914,611,778
  5. Step 5: Solve for x
    x = 11,232,022,914,611,778/116,767,502.28
  6. Step 6: Final answer
    x = 96,191,343.44

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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.