Home / 19,076,997,717.80-28,618,604,940.35-5,632,640,629.46

Finding the Fourth Proportional to 19,076,997,717.80, 28,618,604,940.35 and 5,632,640,629.46

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Solution

The fourth proportional to 19,076,997,717.80, 28,618,604,940.35 and 5,632,640,629.46 is: 8,449,878,714.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,076,997,717.80 : 28,618,604,940.35 = 5,632,640,629.46 : x
  2. Step 2: Convert to fraction form
    19,076,997,717.80/28,618,604,940.35 = 5,632,640,629.46/x
  3. Step 3: Cross multiply
    19,076,997,717.80x = 28,618,604,940.35 × 5,632,640,629.46
  4. Step 4: Simplify right side
    19,076,997,717.80x = 161,198,316,945,353,900,032
  5. Step 5: Solve for x
    x = 161,198,316,945,353,900,032/19,076,997,717.80
  6. Step 6: Final answer
    x = 8,449,878,714.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.