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Finding the Fourth Proportional to 1,136,706,858.48, 1,705,060,287.72 and 1,136,706,858.48

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Solution

The fourth proportional to 1,136,706,858.48, 1,705,060,287.72 and 1,136,706,858.48 is: 1,705,060,287.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,706,858.48 : 1,705,060,287.72 = 1,136,706,858.48 : x
  2. Step 2: Convert to fraction form
    1,136,706,858.48/1,705,060,287.72 = 1,136,706,858.48/x
  3. Step 3: Cross multiply
    1,136,706,858.48x = 1,705,060,287.72 × 1,136,706,858.48
  4. Step 4: Simplify right side
    1,136,706,858.48x = 1,938,153,723,173,206,272
  5. Step 5: Solve for x
    x = 1,938,153,723,173,206,272/1,136,706,858.48
  6. Step 6: Final answer
    x = 1,705,060,287.72

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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.