Home / 3,478,285,330.80-5,215,640,779.80-1,024,303,369.20

Finding the Fourth Proportional to 3,478,285,330.80, 5,215,640,779.80 and 1,024,303,369.20

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Solution

The fourth proportional to 3,478,285,330.80, 5,215,640,779.80 and 1,024,303,369.20 is: 1,535,928,745.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,478,285,330.80 : 5,215,640,779.80 = 1,024,303,369.20 : x
  2. Step 2: Convert to fraction form
    3,478,285,330.80/5,215,640,779.80 = 1,024,303,369.20/x
  3. Step 3: Cross multiply
    3,478,285,330.80x = 5,215,640,779.80 × 1,024,303,369.20
  4. Step 4: Simplify right side
    3,478,285,330.80x = 5,342,398,423,286,055,936
  5. Step 5: Solve for x
    x = 5,342,398,423,286,055,936/3,478,285,330.80
  6. Step 6: Final answer
    x = 1,535,928,745.11

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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.