Home / 2,164,821,409.20-2,987,453,545.02-1,174,746,826.20

Finding the Fourth Proportional to 2,164,821,409.20, 2,987,453,545.02 and 1,174,746,826.20

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Solution

The fourth proportional to 2,164,821,409.20, 2,987,453,545.02 and 1,174,746,826.20 is: 1,621,150,620.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,164,821,409.20 : 2,987,453,545.02 = 1,174,746,826.20 : x
  2. Step 2: Convert to fraction form
    2,164,821,409.20/2,987,453,545.02 = 1,174,746,826.20/x
  3. Step 3: Cross multiply
    2,164,821,409.20x = 2,987,453,545.02 × 1,174,746,826.20
  4. Step 4: Simplify right side
    2,164,821,409.20x = 3,509,501,570,432,183,808
  5. Step 5: Solve for x
    x = 3,509,501,570,432,183,808/2,164,821,409.20
  6. Step 6: Final answer
    x = 1,621,150,620.33

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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.