Home / 28,316,487,488,608-39,076,340,259,880-15,816,395,400,238

Finding the Fourth Proportional to 28,316,487,488,608, 39,076,340,259,880 and 15,816,395,400,238

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Solution

The fourth proportional to 28,316,487,488,608, 39,076,340,259,880 and 15,816,395,400,238 is: 21,826,395,261,529.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,316,487,488,608 : 39,076,340,259,880 = 15,816,395,400,238 : x
  2. Step 2: Convert to fraction form
    28,316,487,488,608/39,076,340,259,880 = 15,816,395,400,238/x
  3. Step 3: Cross multiply
    28,316,487,488,608x = 39,076,340,259,880 × 15,816,395,400,238
  4. Step 4: Simplify right side
    28,316,487,488,608x = 618,046,848,344,500,979,737,034,752
  5. Step 5: Solve for x
    x = 618,046,848,344,500,979,737,034,752/28,316,487,488,608
  6. Step 6: Final answer
    x = 21,826,395,261,529.07

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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.