Home / 618,771,370,376.64-853,904,530,491.66-344,411,116,625.28

Finding the Fourth Proportional to 618,771,370,376.64, 853,904,530,491.66 and 344,411,116,625.28

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Solution

The fourth proportional to 618,771,370,376.64, 853,904,530,491.66 and 344,411,116,625.28 is: 475,287,362,857.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,771,370,376.64 : 853,904,530,491.66 = 344,411,116,625.28 : x
  2. Step 2: Convert to fraction form
    618,771,370,376.64/853,904,530,491.66 = 344,411,116,625.28/x
  3. Step 3: Cross multiply
    618,771,370,376.64x = 853,904,530,491.66 × 344,411,116,625.28
  4. Step 4: Simplify right side
    618,771,370,376.64x = 294,094,212,838,018,099,707,904
  5. Step 5: Solve for x
    x = 294,094,212,838,018,099,707,904/618,771,370,376.64
  6. Step 6: Final answer
    x = 475,287,362,857.47

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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.