Home / 80,604,421.80-111,234,132-45,797,157.96

Finding the Fourth Proportional to 80,604,421.80, 111,234,132 and 45,797,157.96

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Solution

The fourth proportional to 80,604,421.80, 111,234,132 and 45,797,157.96 is: 63,200,094.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,604,421.80 : 111,234,132 = 45,797,157.96 : x
  2. Step 2: Convert to fraction form
    80,604,421.80/111,234,132 = 45,797,157.96/x
  3. Step 3: Cross multiply
    80,604,421.80x = 111,234,132 × 45,797,157.96
  4. Step 4: Simplify right side
    80,604,421.80x = 5,094,207,113,747,491
  5. Step 5: Solve for x
    x = 5,094,207,113,747,491/80,604,421.80
  6. Step 6: Final answer
    x = 63,200,094.98

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.