Home / 236,230,602.40-354,345,903.60-213,555,786.40

Finding the Fourth Proportional to 236,230,602.40, 354,345,903.60 and 213,555,786.40

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Solution

The fourth proportional to 236,230,602.40, 354,345,903.60 and 213,555,786.40 is: 320,333,679.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,230,602.40 : 354,345,903.60 = 213,555,786.40 : x
  2. Step 2: Convert to fraction form
    236,230,602.40/354,345,903.60 = 213,555,786.40/x
  3. Step 3: Cross multiply
    236,230,602.40x = 354,345,903.60 × 213,555,786.40
  4. Step 4: Simplify right side
    236,230,602.40x = 75,672,618,100,916,592
  5. Step 5: Solve for x
    x = 75,672,618,100,916,592/236,230,602.40
  6. Step 6: Final answer
    x = 320,333,679.60

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1.5x scale

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.