Home / 2,172,132,023.10-3,258,198,034.65-792,936,339.90

Finding the Fourth Proportional to 2,172,132,023.10, 3,258,198,034.65 and 792,936,339.90

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Solution

The fourth proportional to 2,172,132,023.10, 3,258,198,034.65 and 792,936,339.90 is: 1,189,404,509.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,172,132,023.10 : 3,258,198,034.65 = 792,936,339.90 : x
  2. Step 2: Convert to fraction form
    2,172,132,023.10/3,258,198,034.65 = 792,936,339.90/x
  3. Step 3: Cross multiply
    2,172,132,023.10x = 3,258,198,034.65 × 792,936,339.90
  4. Step 4: Simplify right side
    2,172,132,023.10x = 2,583,543,624,264,744,448
  5. Step 5: Solve for x
    x = 2,583,543,624,264,744,448/2,172,132,023.10
  6. Step 6: Final answer
    x = 1,189,404,509.85

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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.