Home / 236,644,711.20-354,967,066.80-200,365,005.60

Finding the Fourth Proportional to 236,644,711.20, 354,967,066.80 and 200,365,005.60

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Solution

The fourth proportional to 236,644,711.20, 354,967,066.80 and 200,365,005.60 is: 300,547,508.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,644,711.20 : 354,967,066.80 = 200,365,005.60 : x
  2. Step 2: Convert to fraction form
    236,644,711.20/354,967,066.80 = 200,365,005.60/x
  3. Step 3: Cross multiply
    236,644,711.20x = 354,967,066.80 × 200,365,005.60
  4. Step 4: Simplify right side
    236,644,711.20x = 71,122,978,327,197,576
  5. Step 5: Solve for x
    x = 71,122,978,327,197,576/236,644,711.20
  6. Step 6: Final answer
    x = 300,547,508.40

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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.