Home / 1,014,186,760.16-1,400,890,600.85-838,683,684.32

Finding the Fourth Proportional to 1,014,186,760.16, 1,400,890,600.85 and 838,683,684.32

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Solution

The fourth proportional to 1,014,186,760.16, 1,400,890,600.85 and 838,683,684.32 is: 1,158,469,166.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,186,760.16 : 1,400,890,600.85 = 838,683,684.32 : x
  2. Step 2: Convert to fraction form
    1,014,186,760.16/1,400,890,600.85 = 838,683,684.32/x
  3. Step 3: Cross multiply
    1,014,186,760.16x = 1,400,890,600.85 × 838,683,684.32
  4. Step 4: Simplify right side
    1,014,186,760.16x = 1,174,904,090,438,938,880
  5. Step 5: Solve for x
    x = 1,174,904,090,438,938,880/1,014,186,760.16
  6. Step 6: Final answer
    x = 1,158,469,166.23

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Double scale
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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.