Home / 9,141,339,452.40-12,602,296,407.60-6,131,130,082.56

Finding the Fourth Proportional to 9,141,339,452.40, 12,602,296,407.60 and 6,131,130,082.56

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Solution

The fourth proportional to 9,141,339,452.40, 12,602,296,407.60 and 6,131,130,082.56 is: 8,452,406,675.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,141,339,452.40 : 12,602,296,407.60 = 6,131,130,082.56 : x
  2. Step 2: Convert to fraction form
    9,141,339,452.40/12,602,296,407.60 = 6,131,130,082.56/x
  3. Step 3: Cross multiply
    9,141,339,452.40x = 12,602,296,407.60 × 6,131,130,082.56
  4. Step 4: Simplify right side
    9,141,339,452.40x = 77,266,318,613,974,188,032
  5. Step 5: Solve for x
    x = 77,266,318,613,974,188,032/9,141,339,452.40
  6. Step 6: Final answer
    x = 8,452,406,675.88

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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.