Home / 236,196,752.40-354,295,128.60-211,325,313.60

Finding the Fourth Proportional to 236,196,752.40, 354,295,128.60 and 211,325,313.60

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Solution

The fourth proportional to 236,196,752.40, 354,295,128.60 and 211,325,313.60 is: 316,987,970.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,196,752.40 : 354,295,128.60 = 211,325,313.60 : x
  2. Step 2: Convert to fraction form
    236,196,752.40/354,295,128.60 = 211,325,313.60/x
  3. Step 3: Cross multiply
    236,196,752.40x = 354,295,128.60 × 211,325,313.60
  4. Step 4: Simplify right side
    236,196,752.40x = 74,871,529,158,347,328
  5. Step 5: Solve for x
    x = 74,871,529,158,347,328/236,196,752.40
  6. Step 6: Final answer
    x = 316,987,970.40

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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.