Home / 3,872,448,038.40-5,808,672,057.60-1,252,247,078.40

Finding the Fourth Proportional to 3,872,448,038.40, 5,808,672,057.60 and 1,252,247,078.40

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Solution

The fourth proportional to 3,872,448,038.40, 5,808,672,057.60 and 1,252,247,078.40 is: 1,878,370,617.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,872,448,038.40 : 5,808,672,057.60 = 1,252,247,078.40 : x
  2. Step 2: Convert to fraction form
    3,872,448,038.40/5,808,672,057.60 = 1,252,247,078.40/x
  3. Step 3: Cross multiply
    3,872,448,038.40x = 5,808,672,057.60 × 1,252,247,078.40
  4. Step 4: Simplify right side
    3,872,448,038.40x = 7,273,892,613,513,317,376
  5. Step 5: Solve for x
    x = 7,273,892,613,513,317,376/3,872,448,038.40
  6. Step 6: Final answer
    x = 1,878,370,617.60

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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.