Home / 936,300,405.44-1,292,078,397.48-518,603,725.10

Finding the Fourth Proportional to 936,300,405.44, 1,292,078,397.48 and 518,603,725.10

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Solution

The fourth proportional to 936,300,405.44, 1,292,078,397.48 and 518,603,725.10 is: 715,664,188.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,300,405.44 : 1,292,078,397.48 = 518,603,725.10 : x
  2. Step 2: Convert to fraction form
    936,300,405.44/1,292,078,397.48 = 518,603,725.10/x
  3. Step 3: Cross multiply
    936,300,405.44x = 1,292,078,397.48 × 518,603,725.10
  4. Step 4: Simplify right side
    936,300,405.44x = 670,076,670,054,366,464
  5. Step 5: Solve for x
    x = 670,076,670,054,366,464/936,300,405.44
  6. Step 6: Final answer
    x = 715,664,188.72

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.