Home / 3,915,482,853-5,403,496,855.08-2,199,134,473.64

Finding the Fourth Proportional to 3,915,482,853, 5,403,496,855.08 and 2,199,134,473.64

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Solution

The fourth proportional to 3,915,482,853, 5,403,496,855.08 and 2,199,134,473.64 is: 3,034,878,879.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,915,482,853 : 5,403,496,855.08 = 2,199,134,473.64 : x
  2. Step 2: Convert to fraction form
    3,915,482,853/5,403,496,855.08 = 2,199,134,473.64/x
  3. Step 3: Cross multiply
    3,915,482,853x = 5,403,496,855.08 × 2,199,134,473.64
  4. Step 4: Simplify right side
    3,915,482,853x = 11,883,016,212,211,750,912
  5. Step 5: Solve for x
    x = 11,883,016,212,211,750,912/3,915,482,853
  6. Step 6: Final answer
    x = 3,034,878,879.14

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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.