Home / 920,123,561,581.40-1,380,185,342,372.10-920,123,561,581.40

Finding the Fourth Proportional to 920,123,561,581.40, 1,380,185,342,372.10 and 920,123,561,581.40

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Solution

The fourth proportional to 920,123,561,581.40, 1,380,185,342,372.10 and 920,123,561,581.40 is: 1,380,185,342,372.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    920,123,561,581.40 : 1,380,185,342,372.10 = 920,123,561,581.40 : x
  2. Step 2: Convert to fraction form
    920,123,561,581.40/1,380,185,342,372.10 = 920,123,561,581.40/x
  3. Step 3: Cross multiply
    920,123,561,581.40x = 1,380,185,342,372.10 × 920,123,561,581.40
  4. Step 4: Simplify right side
    920,123,561,581.40x = 1,269,941,052,865,860,809,523,200
  5. Step 5: Solve for x
    x = 1,269,941,052,865,860,809,523,200/920,123,561,581.40
  6. Step 6: Final answer
    x = 1,380,185,342,372.10

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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.