Home / 2,072,196,825.60-3,107,897,107.20-618,221,683.20

Finding the Fourth Proportional to 2,072,196,825.60, 3,107,897,107.20 and 618,221,683.20

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Solution

The fourth proportional to 2,072,196,825.60, 3,107,897,107.20 and 618,221,683.20 is: 927,213,745.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,072,196,825.60 : 3,107,897,107.20 = 618,221,683.20 : x
  2. Step 2: Convert to fraction form
    2,072,196,825.60/3,107,897,107.20 = 618,221,683.20/x
  3. Step 3: Cross multiply
    2,072,196,825.60x = 3,107,897,107.20 × 618,221,683.20
  4. Step 4: Simplify right side
    2,072,196,825.60x = 1,921,369,380,825,594,880
  5. Step 5: Solve for x
    x = 1,921,369,380,825,594,880/2,072,196,825.60
  6. Step 6: Final answer
    x = 927,213,745.86

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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.