Home / 2,519,431,160.40-3,779,146,740.60-1,412,900,139.60

Finding the Fourth Proportional to 2,519,431,160.40, 3,779,146,740.60 and 1,412,900,139.60

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Solution

The fourth proportional to 2,519,431,160.40, 3,779,146,740.60 and 1,412,900,139.60 is: 2,119,350,209.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,519,431,160.40 : 3,779,146,740.60 = 1,412,900,139.60 : x
  2. Step 2: Convert to fraction form
    2,519,431,160.40/3,779,146,740.60 = 1,412,900,139.60/x
  3. Step 3: Cross multiply
    2,519,431,160.40x = 3,779,146,740.60 × 1,412,900,139.60
  4. Step 4: Simplify right side
    2,519,431,160.40x = 5,339,556,957,362,624,512
  5. Step 5: Solve for x
    x = 5,339,556,957,362,624,512/2,519,431,160.40
  6. Step 6: Final answer
    x = 2,119,350,209.40

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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.