Home / 9,984,589,845.75-13,779,167,111.55-5,529,254,222.25

Finding the Fourth Proportional to 9,984,589,845.75, 13,779,167,111.55 and 5,529,254,222.25

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Solution

The fourth proportional to 9,984,589,845.75, 13,779,167,111.55 and 5,529,254,222.25 is: 7,630,610,681.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,984,589,845.75 : 13,779,167,111.55 = 5,529,254,222.25 : x
  2. Step 2: Convert to fraction form
    9,984,589,845.75/13,779,167,111.55 = 5,529,254,222.25/x
  3. Step 3: Cross multiply
    9,984,589,845.75x = 13,779,167,111.55 × 5,529,254,222.25
  4. Step 4: Simplify right side
    9,984,589,845.75x = 76,188,517,930,626,170,880
  5. Step 5: Solve for x
    x = 76,188,517,930,626,170,880/9,984,589,845.75
  6. Step 6: Final answer
    x = 7,630,610,681.83

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Double scale
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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.