Home / 15,485,618,798,809-23,216,976,834,426-9,364,963,277,485

Finding the Fourth Proportional to 15,485,618,798,809, 23,216,976,834,426 and 9,364,963,277,485

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Solution

The fourth proportional to 15,485,618,798,809, 23,216,976,834,426 and 9,364,963,277,485 is: 14,040,519,677,866.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,485,618,798,809 : 23,216,976,834,426 = 9,364,963,277,485 : x
  2. Step 2: Convert to fraction form
    15,485,618,798,809/23,216,976,834,426 = 9,364,963,277,485/x
  3. Step 3: Cross multiply
    15,485,618,798,809x = 23,216,976,834,426 × 9,364,963,277,485
  4. Step 4: Simplify right side
    15,485,618,798,809x = 217,426,135,468,619,418,306,609,152
  5. Step 5: Solve for x
    x = 217,426,135,468,619,418,306,609,152/15,485,618,798,809
  6. Step 6: Final answer
    x = 14,040,519,677,866.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.