Home / 351,366,187.88-484,885,384.44-194,743,406.36

Finding the Fourth Proportional to 351,366,187.88, 484,885,384.44 and 194,743,406.36

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Solution

The fourth proportional to 351,366,187.88, 484,885,384.44 and 194,743,406.36 is: 268,745,925.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,366,187.88 : 484,885,384.44 = 194,743,406.36 : x
  2. Step 2: Convert to fraction form
    351,366,187.88/484,885,384.44 = 194,743,406.36/x
  3. Step 3: Cross multiply
    351,366,187.88x = 484,885,384.44 × 194,743,406.36
  4. Step 4: Simplify right side
    351,366,187.88x = 94,428,231,460,023,744
  5. Step 5: Solve for x
    x = 94,428,231,460,023,744/351,366,187.88
  6. Step 6: Final answer
    x = 268,745,925.81

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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.