Home / 905,449,508.01-1,358,172,566.82-283,712,336.73

Finding the Fourth Proportional to 905,449,508.01, 1,358,172,566.82 and 283,712,336.73

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Solution

The fourth proportional to 905,449,508.01, 1,358,172,566.82 and 283,712,336.73 is: 425,567,973.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,449,508.01 : 1,358,172,566.82 = 283,712,336.73 : x
  2. Step 2: Convert to fraction form
    905,449,508.01/1,358,172,566.82 = 283,712,336.73/x
  3. Step 3: Cross multiply
    905,449,508.01x = 1,358,172,566.82 × 283,712,336.73
  4. Step 4: Simplify right side
    905,449,508.01x = 385,330,312,615,084,288
  5. Step 5: Solve for x
    x = 385,330,312,615,084,288/905,449,508.01
  6. Step 6: Final answer
    x = 425,567,973.92

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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.