Home / 1,026,226,062.48-1,539,183,560.04-279,300,039.48

Finding the Fourth Proportional to 1,026,226,062.48, 1,539,183,560.04 and 279,300,039.48

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Solution

The fourth proportional to 1,026,226,062.48, 1,539,183,560.04 and 279,300,039.48 is: 418,907,728.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,226,062.48 : 1,539,183,560.04 = 279,300,039.48 : x
  2. Step 2: Convert to fraction form
    1,026,226,062.48/1,539,183,560.04 = 279,300,039.48/x
  3. Step 3: Cross multiply
    1,026,226,062.48x = 1,539,183,560.04 × 279,300,039.48
  4. Step 4: Simplify right side
    1,026,226,062.48x = 429,894,029,086,138,944
  5. Step 5: Solve for x
    x = 429,894,029,086,138,944/1,026,226,062.48
  6. Step 6: Final answer
    x = 418,907,728.82

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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.