Home / 955,784,919.42-1,433,828,544.57-342,355,563.90

Finding the Fourth Proportional to 955,784,919.42, 1,433,828,544.57 and 342,355,563.90

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Solution

The fourth proportional to 955,784,919.42, 1,433,828,544.57 and 342,355,563.90 is: 513,587,492.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,784,919.42 : 1,433,828,544.57 = 342,355,563.90 : x
  2. Step 2: Convert to fraction form
    955,784,919.42/1,433,828,544.57 = 342,355,563.90/x
  3. Step 3: Cross multiply
    955,784,919.42x = 1,433,828,544.57 × 342,355,563.90
  4. Step 4: Simplify right side
    955,784,919.42x = 490,879,179,912,178,560
  5. Step 5: Solve for x
    x = 490,879,179,912,178,560/955,784,919.42
  6. Step 6: Final answer
    x = 513,587,492.27

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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.