Home / 2,551,576,793.90-3,521,178,348.54-1,378,155,065.90

Finding the Fourth Proportional to 2,551,576,793.90, 3,521,178,348.54 and 1,378,155,065.90

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Solution

The fourth proportional to 2,551,576,793.90, 3,521,178,348.54 and 1,378,155,065.90 is: 1,901,855,272.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,551,576,793.90 : 3,521,178,348.54 = 1,378,155,065.90 : x
  2. Step 2: Convert to fraction form
    2,551,576,793.90/3,521,178,348.54 = 1,378,155,065.90/x
  3. Step 3: Cross multiply
    2,551,576,793.90x = 3,521,178,348.54 × 1,378,155,065.90
  4. Step 4: Simplify right side
    2,551,576,793.90x = 4,852,729,778,977,797,120
  5. Step 5: Solve for x
    x = 4,852,729,778,977,797,120/2,551,576,793.90
  6. Step 6: Final answer
    x = 1,901,855,272.62

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1.5x scale

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.