Home / 537,792,785,056.45-806,692,645,015.80-215,122,555,098.77

Finding the Fourth Proportional to 537,792,785,056.45, 806,692,645,015.80 and 215,122,555,098.77

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Solution

The fourth proportional to 537,792,785,056.45, 806,692,645,015.80 and 215,122,555,098.77 is: 322,685,219,655.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,792,785,056.45 : 806,692,645,015.80 = 215,122,555,098.77 : x
  2. Step 2: Convert to fraction form
    537,792,785,056.45/806,692,645,015.80 = 215,122,555,098.77/x
  3. Step 3: Cross multiply
    537,792,785,056.45x = 806,692,645,015.80 × 215,122,555,098.77
  4. Step 4: Simplify right side
    537,792,785,056.45x = 173,537,782,975,183,947,038,720
  5. Step 5: Solve for x
    x = 173,537,782,975,183,947,038,720/537,792,785,056.45
  6. Step 6: Final answer
    x = 322,685,219,655.69

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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.