Home / 836,057,324.18-1,152,688,074.27-684,792,730.04

Finding the Fourth Proportional to 836,057,324.18, 1,152,688,074.27 and 684,792,730.04

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Solution

The fourth proportional to 836,057,324.18, 1,152,688,074.27 and 684,792,730.04 is: 944,136,712.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,057,324.18 : 1,152,688,074.27 = 684,792,730.04 : x
  2. Step 2: Convert to fraction form
    836,057,324.18/1,152,688,074.27 = 684,792,730.04/x
  3. Step 3: Cross multiply
    836,057,324.18x = 1,152,688,074.27 × 684,792,730.04
  4. Step 4: Simplify right side
    836,057,324.18x = 789,352,413,258,140,032
  5. Step 5: Solve for x
    x = 789,352,413,258,140,032/836,057,324.18
  6. Step 6: Final answer
    x = 944,136,712.20

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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.