Home / 885,899,232.60-1,328,722,877.70-303,660,346.20

Finding the Fourth Proportional to 885,899,232.60, 1,328,722,877.70 and 303,660,346.20

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Solution

The fourth proportional to 885,899,232.60, 1,328,722,877.70 and 303,660,346.20 is: 455,447,340.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,899,232.60 : 1,328,722,877.70 = 303,660,346.20 : x
  2. Step 2: Convert to fraction form
    885,899,232.60/1,328,722,877.70 = 303,660,346.20/x
  3. Step 3: Cross multiply
    885,899,232.60x = 1,328,722,877.70 × 303,660,346.20
  4. Step 4: Simplify right side
    885,899,232.60x = 403,480,449,046,242,240
  5. Step 5: Solve for x
    x = 403,480,449,046,242,240/885,899,232.60
  6. Step 6: Final answer
    x = 455,447,340.06

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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.