Home / 955,784,917.92-1,433,828,542.32-342,355,562.40

Finding the Fourth Proportional to 955,784,917.92, 1,433,828,542.32 and 342,355,562.40

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Solution

The fourth proportional to 955,784,917.92, 1,433,828,542.32 and 342,355,562.40 is: 513,587,490.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,784,917.92 : 1,433,828,542.32 = 342,355,562.40 : x
  2. Step 2: Convert to fraction form
    955,784,917.92/1,433,828,542.32 = 342,355,562.40/x
  3. Step 3: Cross multiply
    955,784,917.92x = 1,433,828,542.32 × 342,355,562.40
  4. Step 4: Simplify right side
    955,784,917.92x = 490,879,176,991,135,744
  5. Step 5: Solve for x
    x = 490,879,176,991,135,744/955,784,917.92
  6. Step 6: Final answer
    x = 513,587,490.02

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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.