Home / 247,432,028.77-341,450,244.07-137,423,829.25

Finding the Fourth Proportional to 247,432,028.77, 341,450,244.07 and 137,423,829.25

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Solution

The fourth proportional to 247,432,028.77, 341,450,244.07 and 137,423,829.25 is: 189,641,576.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,432,028.77 : 341,450,244.07 = 137,423,829.25 : x
  2. Step 2: Convert to fraction form
    247,432,028.77/341,450,244.07 = 137,423,829.25/x
  3. Step 3: Cross multiply
    247,432,028.77x = 341,450,244.07 × 137,423,829.25
  4. Step 4: Simplify right side
    247,432,028.77x = 46,923,400,038,446,504
  5. Step 5: Solve for x
    x = 46,923,400,038,446,504/247,432,028.77
  6. Step 6: Final answer
    x = 189,641,576.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.