Home / 7,820,323,772.78-10,792,434,545.79-4,851,056,617.58

Finding the Fourth Proportional to 7,820,323,772.78, 10,792,434,545.79 and 4,851,056,617.58

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Solution

The fourth proportional to 7,820,323,772.78, 10,792,434,545.79 and 4,851,056,617.58 is: 6,694,698,652.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,820,323,772.78 : 10,792,434,545.79 = 4,851,056,617.58 : x
  2. Step 2: Convert to fraction form
    7,820,323,772.78/10,792,434,545.79 = 4,851,056,617.58/x
  3. Step 3: Cross multiply
    7,820,323,772.78x = 10,792,434,545.79 × 4,851,056,617.58
  4. Step 4: Simplify right side
    7,820,323,772.78x = 52,354,711,023,153,586,176
  5. Step 5: Solve for x
    x = 52,354,711,023,153,586,176/7,820,323,772.78
  6. Step 6: Final answer
    x = 6,694,698,652.42

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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.