Home / 738,744,951.09-1,019,467,491.57-404,219,670.15

Finding the Fourth Proportional to 738,744,951.09, 1,019,467,491.57 and 404,219,670.15

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Solution

The fourth proportional to 738,744,951.09, 1,019,467,491.57 and 404,219,670.15 is: 557,822,848.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,744,951.09 : 1,019,467,491.57 = 404,219,670.15 : x
  2. Step 2: Convert to fraction form
    738,744,951.09/1,019,467,491.57 = 404,219,670.15/x
  3. Step 3: Cross multiply
    738,744,951.09x = 1,019,467,491.57 × 404,219,670.15
  4. Step 4: Simplify right side
    738,744,951.09x = 412,088,813,171,073,280
  5. Step 5: Solve for x
    x = 412,088,813,171,073,280/738,744,951.09
  6. Step 6: Final answer
    x = 557,822,848.82

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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.