Home / 80,066,527.10-120,099,790.65-52,809,508.70

Finding the Fourth Proportional to 80,066,527.10, 120,099,790.65 and 52,809,508.70

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Solution

The fourth proportional to 80,066,527.10, 120,099,790.65 and 52,809,508.70 is: 79,214,263.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,066,527.10 : 120,099,790.65 = 52,809,508.70 : x
  2. Step 2: Convert to fraction form
    80,066,527.10/120,099,790.65 = 52,809,508.70/x
  3. Step 3: Cross multiply
    80,066,527.10x = 120,099,790.65 × 52,809,508.70
  4. Step 4: Simplify right side
    80,066,527.10x = 6,342,410,939,199,354
  5. Step 5: Solve for x
    x = 6,342,410,939,199,354/80,066,527.10
  6. Step 6: Final answer
    x = 79,214,263.05

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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.