Home / 2,792,485,048.32-3,853,641,047.04-1,539,394,398.72

Finding the Fourth Proportional to 2,792,485,048.32, 3,853,641,047.04 and 1,539,394,398.72

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Solution

The fourth proportional to 2,792,485,048.32, 3,853,641,047.04 and 1,539,394,398.72 is: 2,124,370,709.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,792,485,048.32 : 3,853,641,047.04 = 1,539,394,398.72 : x
  2. Step 2: Convert to fraction form
    2,792,485,048.32/3,853,641,047.04 = 1,539,394,398.72/x
  3. Step 3: Cross multiply
    2,792,485,048.32x = 3,853,641,047.04 × 1,539,394,398.72
  4. Step 4: Simplify right side
    2,792,485,048.32x = 5,932,273,442,490,852,352
  5. Step 5: Solve for x
    x = 5,932,273,442,490,852,352/2,792,485,048.32
  6. Step 6: Final answer
    x = 2,124,370,709.19

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1.5x scale

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.