Home / 730,611,679.77-1,008,319,265.78-444,523,516.20

Finding the Fourth Proportional to 730,611,679.77, 1,008,319,265.78 and 444,523,516.20

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Solution

The fourth proportional to 730,611,679.77, 1,008,319,265.78 and 444,523,516.20 is: 613,488,174.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,611,679.77 : 1,008,319,265.78 = 444,523,516.20 : x
  2. Step 2: Convert to fraction form
    730,611,679.77/1,008,319,265.78 = 444,523,516.20/x
  3. Step 3: Cross multiply
    730,611,679.77x = 1,008,319,265.78 × 444,523,516.20
  4. Step 4: Simplify right side
    730,611,679.77x = 448,221,625,474,505,280
  5. Step 5: Solve for x
    x = 448,221,625,474,505,280/730,611,679.77
  6. Step 6: Final answer
    x = 613,488,174.20

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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.