Home / 12,804,257,609.34-17,671,723,774.83-7,377,753,914.73

Finding the Fourth Proportional to 12,804,257,609.34, 17,671,723,774.83 and 7,377,753,914.73

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Solution

The fourth proportional to 12,804,257,609.34, 17,671,723,774.83 and 7,377,753,914.73 is: 10,182,365,369.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,804,257,609.34 : 17,671,723,774.83 = 7,377,753,914.73 : x
  2. Step 2: Convert to fraction form
    12,804,257,609.34/17,671,723,774.83 = 7,377,753,914.73/x
  3. Step 3: Cross multiply
    12,804,257,609.34x = 17,671,723,774.83 × 7,377,753,914.73
  4. Step 4: Simplify right side
    12,804,257,609.34x = 130,377,629,259,779,244,032
  5. Step 5: Solve for x
    x = 130,377,629,259,779,244,032/12,804,257,609.34
  6. Step 6: Final answer
    x = 10,182,365,369.21

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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.