Home / 264,686,542.90-397,029,814.35-80,453,662.90

Finding the Fourth Proportional to 264,686,542.90, 397,029,814.35 and 80,453,662.90

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Solution

The fourth proportional to 264,686,542.90, 397,029,814.35 and 80,453,662.90 is: 120,680,494.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,686,542.90 : 397,029,814.35 = 80,453,662.90 : x
  2. Step 2: Convert to fraction form
    264,686,542.90/397,029,814.35 = 80,453,662.90/x
  3. Step 3: Cross multiply
    264,686,542.90x = 397,029,814.35 × 80,453,662.90
  4. Step 4: Simplify right side
    264,686,542.90x = 31,942,502,844,964,488
  5. Step 5: Solve for x
    x = 31,942,502,844,964,488/264,686,542.90
  6. Step 6: Final answer
    x = 120,680,494.35

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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.