Home / 252,864,544,900.25-379,319,116,728.85-71,348,969,419.42

Finding the Fourth Proportional to 252,864,544,900.25, 379,319,116,728.85 and 71,348,969,419.42

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Solution

The fourth proportional to 252,864,544,900.25, 379,319,116,728.85 and 71,348,969,419.42 is: 107,029,746,184.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,864,544,900.25 : 379,319,116,728.85 = 71,348,969,419.42 : x
  2. Step 2: Convert to fraction form
    252,864,544,900.25/379,319,116,728.85 = 71,348,969,419.42/x
  3. Step 3: Cross multiply
    252,864,544,900.25x = 379,319,116,728.85 × 71,348,969,419.42
  4. Step 4: Simplify right side
    252,864,544,900.25x = 27,064,028,059,688,119,566,336
  5. Step 5: Solve for x
    x = 27,064,028,059,688,119,566,336/252,864,544,900.25
  6. Step 6: Final answer
    x = 107,029,746,184.32

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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.