Home / 734,376,265.68-1,013,464,119.84-399,861,761.52

Finding the Fourth Proportional to 734,376,265.68, 1,013,464,119.84 and 399,861,761.52

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Solution

The fourth proportional to 734,376,265.68, 1,013,464,119.84 and 399,861,761.52 is: 551,822,774.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,376,265.68 : 1,013,464,119.84 = 399,861,761.52 : x
  2. Step 2: Convert to fraction form
    734,376,265.68/1,013,464,119.84 = 399,861,761.52/x
  3. Step 3: Cross multiply
    734,376,265.68x = 1,013,464,119.84 × 399,861,761.52
  4. Step 4: Simplify right side
    734,376,265.68x = 405,245,548,196,538,752
  5. Step 5: Solve for x
    x = 405,245,548,196,538,752/734,376,265.68
  6. Step 6: Final answer
    x = 551,822,774.15

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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.