Home / 120,003,579,791.04-165,589,719,134.40-65,795,863,775.52

Finding the Fourth Proportional to 120,003,579,791.04, 165,589,719,134.40 and 65,795,863,775.52

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Solution

The fourth proportional to 120,003,579,791.04, 165,589,719,134.40 and 65,795,863,775.52 is: 90,789,946,614.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,003,579,791.04 : 165,589,719,134.40 = 65,795,863,775.52 : x
  2. Step 2: Convert to fraction form
    120,003,579,791.04/165,589,719,134.40 = 65,795,863,775.52/x
  3. Step 3: Cross multiply
    120,003,579,791.04x = 165,589,719,134.40 × 65,795,863,775.52
  4. Step 4: Simplify right side
    120,003,579,791.04x = 10,895,118,602,793,599,893,504
  5. Step 5: Solve for x
    x = 10,895,118,602,793,599,893,504/120,003,579,791.04
  6. Step 6: Final answer
    x = 90,789,946,614.63

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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.