Home / 236,196,755.40-354,295,133.10-211,325,316.60

Finding the Fourth Proportional to 236,196,755.40, 354,295,133.10 and 211,325,316.60

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Solution

The fourth proportional to 236,196,755.40, 354,295,133.10 and 211,325,316.60 is: 316,987,974.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,196,755.40 : 354,295,133.10 = 211,325,316.60 : x
  2. Step 2: Convert to fraction form
    236,196,755.40/354,295,133.10 = 211,325,316.60/x
  3. Step 3: Cross multiply
    236,196,755.40x = 354,295,133.10 × 211,325,316.60
  4. Step 4: Simplify right side
    236,196,755.40x = 74,871,531,172,196,640
  5. Step 5: Solve for x
    x = 74,871,531,172,196,640/236,196,755.40
  6. Step 6: Final answer
    x = 316,987,974.90

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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.