Home / 19,209,713,428,145-26,509,404,530,846-10,988,366,139,643

Finding the Fourth Proportional to 19,209,713,428,145, 26,509,404,530,846 and 10,988,366,139,643

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Solution

The fourth proportional to 19,209,713,428,145, 26,509,404,530,846 and 10,988,366,139,643 is: 15,163,945,272,710.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,209,713,428,145 : 26,509,404,530,846 = 10,988,366,139,643 : x
  2. Step 2: Convert to fraction form
    19,209,713,428,145/26,509,404,530,846 = 10,988,366,139,643/x
  3. Step 3: Cross multiply
    19,209,713,428,145x = 26,509,404,530,846 × 10,988,366,139,643
  4. Step 4: Simplify right side
    19,209,713,428,145x = 291,295,043,128,846,928,654,106,624
  5. Step 5: Solve for x
    x = 291,295,043,128,846,928,654,106,624/19,209,713,428,145
  6. Step 6: Final answer
    x = 15,163,945,272,710.71

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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.