Home / 1,603,315,999.30-2,404,973,998.95-1,448,347,803.70

Finding the Fourth Proportional to 1,603,315,999.30, 2,404,973,998.95 and 1,448,347,803.70

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Solution

The fourth proportional to 1,603,315,999.30, 2,404,973,998.95 and 1,448,347,803.70 is: 2,172,521,705.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,603,315,999.30 : 2,404,973,998.95 = 1,448,347,803.70 : x
  2. Step 2: Convert to fraction form
    1,603,315,999.30/2,404,973,998.95 = 1,448,347,803.70/x
  3. Step 3: Cross multiply
    1,603,315,999.30x = 2,404,973,998.95 × 1,448,347,803.70
  4. Step 4: Simplify right side
    1,603,315,999.30x = 3,483,238,809,334,838,272
  5. Step 5: Solve for x
    x = 3,483,238,809,334,838,272/1,603,315,999.30
  6. Step 6: Final answer
    x = 2,172,521,705.55

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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.