Home / 502,673,594.91-693,695,945.03-276,638,603.30

Finding the Fourth Proportional to 502,673,594.91, 693,695,945.03 and 276,638,603.30

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Solution

The fourth proportional to 502,673,594.91, 693,695,945.03 and 276,638,603.30 is: 381,764,785.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,673,594.91 : 693,695,945.03 = 276,638,603.30 : x
  2. Step 2: Convert to fraction form
    502,673,594.91/693,695,945.03 = 276,638,603.30/x
  3. Step 3: Cross multiply
    502,673,594.91x = 693,695,945.03 × 276,638,603.30
  4. Step 4: Simplify right side
    502,673,594.91x = 191,903,077,350,398,624
  5. Step 5: Solve for x
    x = 191,903,077,350,398,624/502,673,594.91
  6. Step 6: Final answer
    x = 381,764,785.93

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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.