Home / 671,423,340,139.98-1,006,848,320,054.10-388,637,376,109.26

Finding the Fourth Proportional to 671,423,340,139.98, 1,006,848,320,054.10 and 388,637,376,109.26

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Solution

The fourth proportional to 671,423,340,139.98, 1,006,848,320,054.10 and 388,637,376,109.26 is: 582,790,120,409.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,423,340,139.98 : 1,006,848,320,054.10 = 388,637,376,109.26 : x
  2. Step 2: Convert to fraction form
    671,423,340,139.98/1,006,848,320,054.10 = 388,637,376,109.26/x
  3. Step 3: Cross multiply
    671,423,340,139.98x = 1,006,848,320,054.10 × 388,637,376,109.26
  4. Step 4: Simplify right side
    671,423,340,139.98x = 391,298,889,245,841,879,465,984
  5. Step 5: Solve for x
    x = 391,298,889,245,841,879,465,984/671,423,340,139.98
  6. Step 6: Final answer
    x = 582,790,120,409.37

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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.