Home / 1,104,758,486.09-1,657,356,032.06-405,257,118.43

Finding the Fourth Proportional to 1,104,758,486.09, 1,657,356,032.06 and 405,257,118.43

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Solution

The fourth proportional to 1,104,758,486.09, 1,657,356,032.06 and 405,257,118.43 is: 607,965,757.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,758,486.09 : 1,657,356,032.06 = 405,257,118.43 : x
  2. Step 2: Convert to fraction form
    1,104,758,486.09/1,657,356,032.06 = 405,257,118.43/x
  3. Step 3: Cross multiply
    1,104,758,486.09x = 1,657,356,032.06 × 405,257,118.43
  4. Step 4: Simplify right side
    1,104,758,486.09x = 671,655,329,763,188,096
  5. Step 5: Solve for x
    x = 671,655,329,763,188,096/1,104,758,486.09
  6. Step 6: Final answer
    x = 607,965,757.42

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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.