Home / 769,718,460.49-1,154,577,670.30-355,072,601.71

Finding the Fourth Proportional to 769,718,460.49, 1,154,577,670.30 and 355,072,601.71

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Solution

The fourth proportional to 769,718,460.49, 1,154,577,670.30 and 355,072,601.71 is: 532,608,893.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,718,460.49 : 1,154,577,670.30 = 355,072,601.71 : x
  2. Step 2: Convert to fraction form
    769,718,460.49/1,154,577,670.30 = 355,072,601.71/x
  3. Step 3: Cross multiply
    769,718,460.49x = 1,154,577,670.30 × 355,072,601.71
  4. Step 4: Simplify right side
    769,718,460.49x = 409,958,897,269,691,584
  5. Step 5: Solve for x
    x = 409,958,897,269,691,584/769,718,460.49
  6. Step 6: Final answer
    x = 532,608,893.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.