Home / 855,985,584.24-1,283,573,622.90-331,600,293.93

Finding the Fourth Proportional to 855,985,584.24, 1,283,573,622.90 and 331,600,293.93

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Solution

The fourth proportional to 855,985,584.24, 1,283,573,622.90 and 331,600,293.93 is: 497,243,643.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,985,584.24 : 1,283,573,622.90 = 331,600,293.93 : x
  2. Step 2: Convert to fraction form
    855,985,584.24/1,283,573,622.90 = 331,600,293.93/x
  3. Step 3: Cross multiply
    855,985,584.24x = 1,283,573,622.90 × 331,600,293.93
  4. Step 4: Simplify right side
    855,985,584.24x = 425,633,390,634,435,008
  5. Step 5: Solve for x
    x = 425,633,390,634,435,008/855,985,584.24
  6. Step 6: Final answer
    x = 497,243,643.43

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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.