Home / 40,347,163,949,989-55,679,139,945,277-21,849,164,452,519

Finding the Fourth Proportional to 40,347,163,949,989, 55,679,139,945,277 and 21,849,164,452,519

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Solution

The fourth proportional to 40,347,163,949,989, 55,679,139,945,277 and 21,849,164,452,519 is: 30,151,876,021,499.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,347,163,949,989 : 55,679,139,945,277 = 21,849,164,452,519 : x
  2. Step 2: Convert to fraction form
    40,347,163,949,989/55,679,139,945,277 = 21,849,164,452,519/x
  3. Step 3: Cross multiply
    40,347,163,949,989x = 55,679,139,945,277 × 21,849,164,452,519
  4. Step 4: Simplify right side
    40,347,163,949,989x = 1,216,542,685,239,176,897,578,926,080
  5. Step 5: Solve for x
    x = 1,216,542,685,239,176,897,578,926,080/40,347,163,949,989
  6. Step 6: Final answer
    x = 30,151,876,021,499.36

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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.