Home / 279,913,553,219.44-386,280,453,850.14-158,003,948,142.64

Finding the Fourth Proportional to 279,913,553,219.44, 386,280,453,850.14 and 158,003,948,142.64

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Solution

The fourth proportional to 279,913,553,219.44, 386,280,453,850.14 and 158,003,948,142.64 is: 218,045,307,548.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,913,553,219.44 : 386,280,453,850.14 = 158,003,948,142.64 : x
  2. Step 2: Convert to fraction form
    279,913,553,219.44/386,280,453,850.14 = 158,003,948,142.64/x
  3. Step 3: Cross multiply
    279,913,553,219.44x = 386,280,453,850.14 × 158,003,948,142.64
  4. Step 4: Simplify right side
    279,913,553,219.44x = 61,033,836,798,652,973,056,000
  5. Step 5: Solve for x
    x = 61,033,836,798,652,973,056,000/279,913,553,219.44
  6. Step 6: Final answer
    x = 218,045,307,548.24

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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.