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Finding the Fourth Proportional to 83,816,971,528.90, 125,725,457,293.36 and 83,816,971,528.90

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Solution

The fourth proportional to 83,816,971,528.90, 125,725,457,293.36 and 83,816,971,528.90 is: 125,725,457,293.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,816,971,528.90 : 125,725,457,293.36 = 83,816,971,528.90 : x
  2. Step 2: Convert to fraction form
    83,816,971,528.90/125,725,457,293.36 = 83,816,971,528.90/x
  3. Step 3: Cross multiply
    83,816,971,528.90x = 125,725,457,293.36 × 83,816,971,528.90
  4. Step 4: Simplify right side
    83,816,971,528.90x = 10,537,927,074,415,487,483,904
  5. Step 5: Solve for x
    x = 10,537,927,074,415,487,483,904/83,816,971,528.90
  6. Step 6: Final answer
    x = 125,725,457,293.36

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Double scale
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Similar ratio
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1.5x scale

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.