Home / 208,892,906.28-288,266,477.49-116,071,027.56

Finding the Fourth Proportional to 208,892,906.28, 288,266,477.49 and 116,071,027.56

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Solution

The fourth proportional to 208,892,906.28, 288,266,477.49 and 116,071,027.56 is: 160,174,832.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,892,906.28 : 288,266,477.49 = 116,071,027.56 : x
  2. Step 2: Convert to fraction form
    208,892,906.28/288,266,477.49 = 116,071,027.56/x
  3. Step 3: Cross multiply
    208,892,906.28x = 288,266,477.49 × 116,071,027.56
  4. Step 4: Simplify right side
    208,892,906.28x = 33,459,386,253,365,912
  5. Step 5: Solve for x
    x = 33,459,386,253,365,912/208,892,906.28
  6. Step 6: Final answer
    x = 160,174,832.40

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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.