Home / 134,444,652.80-201,666,979.20-66,420,204.80

Finding the Fourth Proportional to 134,444,652.80, 201,666,979.20 and 66,420,204.80

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Solution

The fourth proportional to 134,444,652.80, 201,666,979.20 and 66,420,204.80 is: 99,630,307.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,444,652.80 : 201,666,979.20 = 66,420,204.80 : x
  2. Step 2: Convert to fraction form
    134,444,652.80/201,666,979.20 = 66,420,204.80/x
  3. Step 3: Cross multiply
    134,444,652.80x = 201,666,979.20 × 66,420,204.80
  4. Step 4: Simplify right side
    134,444,652.80x = 13,394,762,059,861,338
  5. Step 5: Solve for x
    x = 13,394,762,059,861,338/134,444,652.80
  6. Step 6: Final answer
    x = 99,630,307.20

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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.