Home / 936,300,404.44-1,292,078,396.10-518,603,724.10

Finding the Fourth Proportional to 936,300,404.44, 1,292,078,396.10 and 518,603,724.10

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Solution

The fourth proportional to 936,300,404.44, 1,292,078,396.10 and 518,603,724.10 is: 715,664,187.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,300,404.44 : 1,292,078,396.10 = 518,603,724.10 : x
  2. Step 2: Convert to fraction form
    936,300,404.44/1,292,078,396.10 = 518,603,724.10/x
  3. Step 3: Cross multiply
    936,300,404.44x = 1,292,078,396.10 × 518,603,724.10
  4. Step 4: Simplify right side
    936,300,404.44x = 670,076,668,046,614,912
  5. Step 5: Solve for x
    x = 670,076,668,046,614,912/936,300,404.44
  6. Step 6: Final answer
    x = 715,664,187.34

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1.5x scale

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.