Home / 727,263,192.31-1,090,894,802.90-174,565,620.65

Finding the Fourth Proportional to 727,263,192.31, 1,090,894,802.90 and 174,565,620.65

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Solution

The fourth proportional to 727,263,192.31, 1,090,894,802.90 and 174,565,620.65 is: 261,848,434.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,263,192.31 : 1,090,894,802.90 = 174,565,620.65 : x
  2. Step 2: Convert to fraction form
    727,263,192.31/1,090,894,802.90 = 174,565,620.65/x
  3. Step 3: Cross multiply
    727,263,192.31x = 1,090,894,802.90 × 174,565,620.65
  4. Step 4: Simplify right side
    727,263,192.31x = 190,432,728,333,952,320
  5. Step 5: Solve for x
    x = 190,432,728,333,952,320/727,263,192.31
  6. Step 6: Final answer
    x = 261,848,434.44

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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.