Home / 20,771,030,221.42-31,156,784,677.41-7,507,295,825.26

Finding the Fourth Proportional to 20,771,030,221.42, 31,156,784,677.41 and 7,507,295,825.26

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Solution

The fourth proportional to 20,771,030,221.42, 31,156,784,677.41 and 7,507,295,825.26 is: 11,261,030,244.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,771,030,221.42 : 31,156,784,677.41 = 7,507,295,825.26 : x
  2. Step 2: Convert to fraction form
    20,771,030,221.42/31,156,784,677.41 = 7,507,295,825.26/x
  3. Step 3: Cross multiply
    20,771,030,221.42x = 31,156,784,677.41 × 7,507,295,825.26
  4. Step 4: Simplify right side
    20,771,030,221.42x = 233,903,199,537,202,298,880
  5. Step 5: Solve for x
    x = 233,903,199,537,202,298,880/20,771,030,221.42
  6. Step 6: Final answer
    x = 11,261,030,244.71

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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.