Home / 618,771,370,382.64-853,904,530,499.94-344,411,116,631.28

Finding the Fourth Proportional to 618,771,370,382.64, 853,904,530,499.94 and 344,411,116,631.28

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Solution

The fourth proportional to 618,771,370,382.64, 853,904,530,499.94 and 344,411,116,631.28 is: 475,287,362,865.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,771,370,382.64 : 853,904,530,499.94 = 344,411,116,631.28 : x
  2. Step 2: Convert to fraction form
    618,771,370,382.64/853,904,530,499.94 = 344,411,116,631.28/x
  3. Step 3: Cross multiply
    618,771,370,382.64x = 853,904,530,499.94 × 344,411,116,631.28
  4. Step 4: Simplify right side
    618,771,370,382.64x = 294,094,212,845,993,216,442,368
  5. Step 5: Solve for x
    x = 294,094,212,845,993,216,442,368/618,771,370,382.64
  6. Step 6: Final answer
    x = 475,287,362,865.75

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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.