Home / 252,864,544,901.35-379,319,116,730.57-71,348,969,420.56

Finding the Fourth Proportional to 252,864,544,901.35, 379,319,116,730.57 and 71,348,969,420.56

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Solution

The fourth proportional to 252,864,544,901.35, 379,319,116,730.57 and 71,348,969,420.56 is: 107,029,746,186.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,864,544,901.35 : 379,319,116,730.57 = 71,348,969,420.56 : x
  2. Step 2: Convert to fraction form
    252,864,544,901.35/379,319,116,730.57 = 71,348,969,420.56/x
  3. Step 3: Cross multiply
    252,864,544,901.35x = 379,319,116,730.57 × 71,348,969,420.56
  4. Step 4: Simplify right side
    252,864,544,901.35x = 27,064,028,060,243,269,255,168
  5. Step 5: Solve for x
    x = 27,064,028,060,243,269,255,168/252,864,544,901.35
  6. Step 6: Final answer
    x = 107,029,746,186.05

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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.