Home / 194,809,825.77-268,834,236.74-105,501,044.49

Finding the Fourth Proportional to 194,809,825.77, 268,834,236.74 and 105,501,044.49

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Solution

The fourth proportional to 194,809,825.77, 268,834,236.74 and 105,501,044.49 is: 145,589,641.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,809,825.77 : 268,834,236.74 = 105,501,044.49 : x
  2. Step 2: Convert to fraction form
    194,809,825.77/268,834,236.74 = 105,501,044.49/x
  3. Step 3: Cross multiply
    194,809,825.77x = 268,834,236.74 × 105,501,044.49
  4. Step 4: Simplify right side
    194,809,825.77x = 28,362,292,771,005,684
  5. Step 5: Solve for x
    x = 28,362,292,771,005,684/194,809,825.77
  6. Step 6: Final answer
    x = 145,589,641.89

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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.