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Finding the Fourth Proportional to 108,971,649,061.72, 163,457,473,592.60 and 108,971,649,061.72

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Solution

The fourth proportional to 108,971,649,061.72, 163,457,473,592.60 and 108,971,649,061.72 is: 163,457,473,592.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,971,649,061.72 : 163,457,473,592.60 = 108,971,649,061.72 : x
  2. Step 2: Convert to fraction form
    108,971,649,061.72/163,457,473,592.60 = 108,971,649,061.72/x
  3. Step 3: Cross multiply
    108,971,649,061.72x = 163,457,473,592.60 × 108,971,649,061.72
  4. Step 4: Simplify right side
    108,971,649,061.72x = 17,812,230,448,848,171,958,272
  5. Step 5: Solve for x
    x = 17,812,230,448,848,171,958,272/108,971,649,061.72
  6. Step 6: Final answer
    x = 163,457,473,592.60

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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.