Home / 40,347,163,952,823-55,679,139,949,185-21,849,164,455,349

Finding the Fourth Proportional to 40,347,163,952,823, 55,679,139,949,185 and 21,849,164,455,349

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Solution

The fourth proportional to 40,347,163,952,823, 55,679,139,949,185 and 21,849,164,455,349 is: 30,151,876,025,403.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,347,163,952,823 : 55,679,139,949,185 = 21,849,164,455,349 : x
  2. Step 2: Convert to fraction form
    40,347,163,952,823/55,679,139,949,185 = 21,849,164,455,349/x
  3. Step 3: Cross multiply
    40,347,163,952,823x = 55,679,139,949,185 × 21,849,164,455,349
  4. Step 4: Simplify right side
    40,347,163,952,823x = 1,216,542,685,482,135,432,212,774,912
  5. Step 5: Solve for x
    x = 1,216,542,685,482,135,432,212,774,912/40,347,163,952,823
  6. Step 6: Final answer
    x = 30,151,876,025,403.18

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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.