Home / 21,370,406,113,484-29,489,541,966,928-11,993,392,638,010

Finding the Fourth Proportional to 21,370,406,113,484, 29,489,541,966,928 and 11,993,392,638,010

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Solution

The fourth proportional to 21,370,406,113,484, 29,489,541,966,928 and 11,993,392,638,010 is: 16,549,973,530,979.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,370,406,113,484 : 29,489,541,966,928 = 11,993,392,638,010 : x
  2. Step 2: Convert to fraction form
    21,370,406,113,484/29,489,541,966,928 = 11,993,392,638,010/x
  3. Step 3: Cross multiply
    21,370,406,113,484x = 29,489,541,966,928 × 11,993,392,638,010
  4. Step 4: Simplify right side
    21,370,406,113,484x = 353,679,655,524,441,183,158,796,288
  5. Step 5: Solve for x
    x = 353,679,655,524,441,183,158,796,288/21,370,406,113,484
  6. Step 6: Final answer
    x = 16,549,973,530,979.43

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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.