Home / 31,181,128,780.38-46,753,014,936.69-9,924,395,627.22

Finding the Fourth Proportional to 31,181,128,780.38, 46,753,014,936.69 and 9,924,395,627.22

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Solution

The fourth proportional to 31,181,128,780.38, 46,753,014,936.69 and 9,924,395,627.22 is: 14,880,648,493.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,181,128,780.38 : 46,753,014,936.69 = 9,924,395,627.22 : x
  2. Step 2: Convert to fraction form
    31,181,128,780.38/46,753,014,936.69 = 9,924,395,627.22/x
  3. Step 3: Cross multiply
    31,181,128,780.38x = 46,753,014,936.69 × 9,924,395,627.22
  4. Step 4: Simplify right side
    31,181,128,780.38x = 463,995,416,997,037,604,864
  5. Step 5: Solve for x
    x = 463,995,416,997,037,604,864/31,181,128,780.38
  6. Step 6: Final answer
    x = 14,880,648,493.04

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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.