Home / 1,243,946,848,883-1,865,920,273,324.70-349,586,650,026.51

Finding the Fourth Proportional to 1,243,946,848,883, 1,865,920,273,324.70 and 349,586,650,026.51

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Solution

The fourth proportional to 1,243,946,848,883, 1,865,920,273,324.70 and 349,586,650,026.51 is: 524,379,975,039.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,243,946,848,883 : 1,865,920,273,324.70 = 349,586,650,026.51 : x
  2. Step 2: Convert to fraction form
    1,243,946,848,883/1,865,920,273,324.70 = 349,586,650,026.51/x
  3. Step 3: Cross multiply
    1,243,946,848,883x = 1,865,920,273,324.70 × 349,586,650,026.51
  4. Step 4: Simplify right side
    1,243,946,848,883x = 652,300,817,568,131,727,753,216
  5. Step 5: Solve for x
    x = 652,300,817,568,131,727,753,216/1,243,946,848,883
  6. Step 6: Final answer
    x = 524,379,975,039.82

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Double scale
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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.