Home / 1,149,623,224-1,586,480,744.12-620,987,443.60

Finding the Fourth Proportional to 1,149,623,224, 1,586,480,744.12 and 620,987,443.60

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Solution

The fourth proportional to 1,149,623,224, 1,586,480,744.12 and 620,987,443.60 is: 856,963,047.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,623,224 : 1,586,480,744.12 = 620,987,443.60 : x
  2. Step 2: Convert to fraction form
    1,149,623,224/1,586,480,744.12 = 620,987,443.60/x
  3. Step 3: Cross multiply
    1,149,623,224x = 1,586,480,744.12 × 620,987,443.60
  4. Step 4: Simplify right side
    1,149,623,224x = 985,184,621,611,704,448
  5. Step 5: Solve for x
    x = 985,184,621,611,704,448/1,149,623,224
  6. Step 6: Final answer
    x = 856,963,047.58

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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.