Home / 67,119,548.40-100,679,322.60-56,349,010.80

Finding the Fourth Proportional to 67,119,548.40, 100,679,322.60 and 56,349,010.80

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Solution

The fourth proportional to 67,119,548.40, 100,679,322.60 and 56,349,010.80 is: 84,523,516.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,119,548.40 : 100,679,322.60 = 56,349,010.80 : x
  2. Step 2: Convert to fraction form
    67,119,548.40/100,679,322.60 = 56,349,010.80/x
  3. Step 3: Cross multiply
    67,119,548.40x = 100,679,322.60 × 56,349,010.80
  4. Step 4: Simplify right side
    67,119,548.40x = 5,673,180,236,524,083
  5. Step 5: Solve for x
    x = 5,673,180,236,524,083/67,119,548.40
  6. Step 6: Final answer
    x = 84,523,516.20

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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.