Home / 40,347,163,952,806-55,679,139,949,162-21,849,164,455,332

Finding the Fourth Proportional to 40,347,163,952,806, 55,679,139,949,162 and 21,849,164,455,332

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Solution

The fourth proportional to 40,347,163,952,806, 55,679,139,949,162 and 21,849,164,455,332 is: 30,151,876,025,379.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,347,163,952,806 : 55,679,139,949,162 = 21,849,164,455,332 : x
  2. Step 2: Convert to fraction form
    40,347,163,952,806/55,679,139,949,162 = 21,849,164,455,332/x
  3. Step 3: Cross multiply
    40,347,163,952,806x = 55,679,139,949,162 × 21,849,164,455,332
  4. Step 4: Simplify right side
    40,347,163,952,806x = 1,216,542,685,480,686,413,326,319,616
  5. Step 5: Solve for x
    x = 1,216,542,685,480,686,413,326,319,616/40,347,163,952,806
  6. Step 6: Final answer
    x = 30,151,876,025,379.98

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Double scale
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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.