Home / 2,142,774,090.60-3,214,172,486.46-668,790,459.42

Finding the Fourth Proportional to 2,142,774,090.60, 3,214,172,486.46 and 668,790,459.42

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Solution

The fourth proportional to 2,142,774,090.60, 3,214,172,486.46 and 668,790,459.42 is: 1,003,189,231.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,142,774,090.60 : 3,214,172,486.46 = 668,790,459.42 : x
  2. Step 2: Convert to fraction form
    2,142,774,090.60/3,214,172,486.46 = 668,790,459.42/x
  3. Step 3: Cross multiply
    2,142,774,090.60x = 3,214,172,486.46 × 668,790,459.42
  4. Step 4: Simplify right side
    2,142,774,090.60x = 2,149,607,893,874,706,944
  5. Step 5: Solve for x
    x = 2,149,607,893,874,706,944/2,142,774,090.60
  6. Step 6: Final answer
    x = 1,003,189,231.80

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1.5x scale

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.