Home / 456,440,238.65-684,987,252.62-194,308,570.79

Finding the Fourth Proportional to 456,440,238.65, 684,987,252.62 and 194,308,570.79

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Solution

The fourth proportional to 456,440,238.65, 684,987,252.62 and 194,308,570.79 is: 291,602,016.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,440,238.65 : 684,987,252.62 = 194,308,570.79 : x
  2. Step 2: Convert to fraction form
    456,440,238.65/684,987,252.62 = 194,308,570.79/x
  3. Step 3: Cross multiply
    456,440,238.65x = 684,987,252.62 × 194,308,570.79
  4. Step 4: Simplify right side
    456,440,238.65x = 133,098,894,069,633,456
  5. Step 5: Solve for x
    x = 133,098,894,069,633,456/456,440,238.65
  6. Step 6: Final answer
    x = 291,602,016.65

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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.