Home / 99,714,188.26-149,571,142.53-55,426,626.64

Finding the Fourth Proportional to 99,714,188.26, 149,571,142.53 and 55,426,626.64

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Solution

The fourth proportional to 99,714,188.26, 149,571,142.53 and 55,426,626.64 is: 83,139,862.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,714,188.26 : 149,571,142.53 = 55,426,626.64 : x
  2. Step 2: Convert to fraction form
    99,714,188.26/149,571,142.53 = 55,426,626.64/x
  3. Step 3: Cross multiply
    99,714,188.26x = 149,571,142.53 × 55,426,626.64
  4. Step 4: Simplify right side
    99,714,188.26x = 8,290,223,873,128,535
  5. Step 5: Solve for x
    x = 8,290,223,873,128,535/99,714,188.26
  6. Step 6: Final answer
    x = 83,139,862.22

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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.