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Finding the Fourth Proportional to 110,649,800.10, 155,136,468.30 and 110,649,800.10

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Solution

The fourth proportional to 110,649,800.10, 155,136,468.30 and 110,649,800.10 is: 155,136,468.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,649,800.10 : 155,136,468.30 = 110,649,800.10 : x
  2. Step 2: Convert to fraction form
    110,649,800.10/155,136,468.30 = 110,649,800.10/x
  3. Step 3: Cross multiply
    110,649,800.10x = 155,136,468.30 × 110,649,800.10
  4. Step 4: Simplify right side
    110,649,800.10x = 17,165,819,205,614,988
  5. Step 5: Solve for x
    x = 17,165,819,205,614,988/110,649,800.10
  6. Step 6: Final answer
    x = 155,136,468.30

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.