Home / 20,429,409,704.40-30,644,114,556.60-13,450,101,339.60

Finding the Fourth Proportional to 20,429,409,704.40, 30,644,114,556.60 and 13,450,101,339.60

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Solution

The fourth proportional to 20,429,409,704.40, 30,644,114,556.60 and 13,450,101,339.60 is: 20,175,152,009.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,429,409,704.40 : 30,644,114,556.60 = 13,450,101,339.60 : x
  2. Step 2: Convert to fraction form
    20,429,409,704.40/30,644,114,556.60 = 13,450,101,339.60/x
  3. Step 3: Cross multiply
    20,429,409,704.40x = 30,644,114,556.60 × 13,450,101,339.60
  4. Step 4: Simplify right side
    20,429,409,704.40x = 412,166,446,248,581,529,600
  5. Step 5: Solve for x
    x = 412,166,446,248,581,529,600/20,429,409,704.40
  6. Step 6: Final answer
    x = 20,175,152,009.40

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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.