Home / 80,457,437.70-120,686,156.55-26,604,749.70

Finding the Fourth Proportional to 80,457,437.70, 120,686,156.55 and 26,604,749.70

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Solution

The fourth proportional to 80,457,437.70, 120,686,156.55 and 26,604,749.70 is: 39,907,124.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,457,437.70 : 120,686,156.55 = 26,604,749.70 : x
  2. Step 2: Convert to fraction form
    80,457,437.70/120,686,156.55 = 26,604,749.70/x
  3. Step 3: Cross multiply
    80,457,437.70x = 120,686,156.55 × 26,604,749.70
  4. Step 4: Simplify right side
    80,457,437.70x = 3,210,824,987,267,765.50
  5. Step 5: Solve for x
    x = 3,210,824,987,267,765.50/80,457,437.70
  6. Step 6: Final answer
    x = 39,907,124.55

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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.