Home / 140,477,291,695.80-210,682,198,427.40-64,857,787,026.48

Finding the Fourth Proportional to 140,477,291,695.80, 210,682,198,427.40 and 64,857,787,026.48

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Solution

The fourth proportional to 140,477,291,695.80, 210,682,198,427.40 and 64,857,787,026.48 is: 97,271,103,328.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,477,291,695.80 : 210,682,198,427.40 = 64,857,787,026.48 : x
  2. Step 2: Convert to fraction form
    140,477,291,695.80/210,682,198,427.40 = 64,857,787,026.48/x
  3. Step 3: Cross multiply
    140,477,291,695.80x = 210,682,198,427.40 × 64,857,787,026.48
  4. Step 4: Simplify right side
    140,477,291,695.80x = 13,664,381,155,874,908,930,048
  5. Step 5: Solve for x
    x = 13,664,381,155,874,908,930,048/140,477,291,695.80
  6. Step 6: Final answer
    x = 97,271,103,328.68

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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.