Home / 28,316,487,488,616-39,076,340,259,886-15,816,395,400,246

Finding the Fourth Proportional to 28,316,487,488,616, 39,076,340,259,886 and 15,816,395,400,246

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Solution

The fourth proportional to 28,316,487,488,616, 39,076,340,259,886 and 15,816,395,400,246 is: 21,826,395,261,537.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,316,487,488,616 : 39,076,340,259,886 = 15,816,395,400,246 : x
  2. Step 2: Convert to fraction form
    28,316,487,488,616/39,076,340,259,886 = 15,816,395,400,246/x
  3. Step 3: Cross multiply
    28,316,487,488,616x = 39,076,340,259,886 × 15,816,395,400,246
  4. Step 4: Simplify right side
    28,316,487,488,616x = 618,046,848,344,908,486,234,079,232
  5. Step 5: Solve for x
    x = 618,046,848,344,908,486,234,079,232/28,316,487,488,616
  6. Step 6: Final answer
    x = 21,826,395,261,537.30

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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.