Home / 2,519,521,790.40-3,779,282,685.60-987,711,998.40

Finding the Fourth Proportional to 2,519,521,790.40, 3,779,282,685.60 and 987,711,998.40

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Solution

The fourth proportional to 2,519,521,790.40, 3,779,282,685.60 and 987,711,998.40 is: 1,481,567,997.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,519,521,790.40 : 3,779,282,685.60 = 987,711,998.40 : x
  2. Step 2: Convert to fraction form
    2,519,521,790.40/3,779,282,685.60 = 987,711,998.40/x
  3. Step 3: Cross multiply
    2,519,521,790.40x = 3,779,282,685.60 × 987,711,998.40
  4. Step 4: Simplify right side
    2,519,521,790.40x = 3,732,842,853,912,494,592
  5. Step 5: Solve for x
    x = 3,732,842,853,912,494,592/2,519,521,790.40
  6. Step 6: Final answer
    x = 1,481,567,997.60

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Double scale
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Similar ratio
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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.