Home / 115,893,504,020.60-173,840,256,030.90-80,629,630,177.40

Finding the Fourth Proportional to 115,893,504,020.60, 173,840,256,030.90 and 80,629,630,177.40

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Solution

The fourth proportional to 115,893,504,020.60, 173,840,256,030.90 and 80,629,630,177.40 is: 120,944,445,266.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,893,504,020.60 : 173,840,256,030.90 = 80,629,630,177.40 : x
  2. Step 2: Convert to fraction form
    115,893,504,020.60/173,840,256,030.90 = 80,629,630,177.40/x
  3. Step 3: Cross multiply
    115,893,504,020.60x = 173,840,256,030.90 × 80,629,630,177.40
  4. Step 4: Simplify right side
    115,893,504,020.60x = 14,016,675,553,715,995,803,648
  5. Step 5: Solve for x
    x = 14,016,675,553,715,995,803,648/115,893,504,020.60
  6. Step 6: Final answer
    x = 120,944,445,266.10

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1.5x scale

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.