Home / 149,454,018.40-224,181,027.60-91,759,208.80

Finding the Fourth Proportional to 149,454,018.40, 224,181,027.60 and 91,759,208.80

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Solution

The fourth proportional to 149,454,018.40, 224,181,027.60 and 91,759,208.80 is: 137,638,813.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,454,018.40 : 224,181,027.60 = 91,759,208.80 : x
  2. Step 2: Convert to fraction form
    149,454,018.40/224,181,027.60 = 91,759,208.80/x
  3. Step 3: Cross multiply
    149,454,018.40x = 224,181,027.60 × 91,759,208.80
  4. Step 4: Simplify right side
    149,454,018.40x = 20,570,673,720,546,960
  5. Step 5: Solve for x
    x = 20,570,673,720,546,960/149,454,018.40
  6. Step 6: Final answer
    x = 137,638,813.20

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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.