Home / 284,832,032.40-427,248,048.60-189,093,920.40

Finding the Fourth Proportional to 284,832,032.40, 427,248,048.60 and 189,093,920.40

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Solution

The fourth proportional to 284,832,032.40, 427,248,048.60 and 189,093,920.40 is: 283,640,880.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,832,032.40 : 427,248,048.60 = 189,093,920.40 : x
  2. Step 2: Convert to fraction form
    284,832,032.40/427,248,048.60 = 189,093,920.40/x
  3. Step 3: Cross multiply
    284,832,032.40x = 427,248,048.60 × 189,093,920.40
  4. Step 4: Simplify right side
    284,832,032.40x = 80,790,008,493,023,744
  5. Step 5: Solve for x
    x = 80,790,008,493,023,744/284,832,032.40
  6. Step 6: Final answer
    x = 283,640,880.60

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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.