Home / 1,831,661,088.76-2,527,007,549.62-1,078,513,975.25

Finding the Fourth Proportional to 1,831,661,088.76, 2,527,007,549.62 and 1,078,513,975.25

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Solution

The fourth proportional to 1,831,661,088.76, 2,527,007,549.62 and 1,078,513,975.25 is: 1,487,946,091.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,831,661,088.76 : 2,527,007,549.62 = 1,078,513,975.25 : x
  2. Step 2: Convert to fraction form
    1,831,661,088.76/2,527,007,549.62 = 1,078,513,975.25/x
  3. Step 3: Cross multiply
    1,831,661,088.76x = 2,527,007,549.62 × 1,078,513,975.25
  4. Step 4: Simplify right side
    1,831,661,088.76x = 2,725,412,957,823,387,648
  5. Step 5: Solve for x
    x = 2,725,412,957,823,387,648/1,831,661,088.76
  6. Step 6: Final answer
    x = 1,487,946,091.42

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Double scale
Find fourth proportional to 1,831,661,089.76, 2,527,007,551 and 1,078,513,976.25
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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.