Home / 134,444,666.55-201,666,999.83-66,420,218.55

Finding the Fourth Proportional to 134,444,666.55, 201,666,999.83 and 66,420,218.55

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Solution

The fourth proportional to 134,444,666.55, 201,666,999.83 and 66,420,218.55 is: 99,630,327.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,444,666.55 : 201,666,999.83 = 66,420,218.55 : x
  2. Step 2: Convert to fraction form
    134,444,666.55/201,666,999.83 = 66,420,218.55/x
  3. Step 3: Cross multiply
    134,444,666.55x = 201,666,999.83 × 66,420,218.55
  4. Step 4: Simplify right side
    134,444,666.55x = 13,394,766,202,699,310
  5. Step 5: Solve for x
    x = 13,394,766,202,699,310/134,444,666.55
  6. Step 6: Final answer
    x = 99,630,327.83

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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.