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Finding the Fourth Proportional to 18,575,798,775.90, 26,079,584,690.10 and 18,575,798,775.90

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Solution

The fourth proportional to 18,575,798,775.90, 26,079,584,690.10 and 18,575,798,775.90 is: 26,079,584,690.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,575,798,775.90 : 26,079,584,690.10 = 18,575,798,775.90 : x
  2. Step 2: Convert to fraction form
    18,575,798,775.90/26,079,584,690.10 = 18,575,798,775.90/x
  3. Step 3: Cross multiply
    18,575,798,775.90x = 26,079,584,690.10 × 18,575,798,775.90
  4. Step 4: Simplify right side
    18,575,798,775.90x = 484,449,117,362,339,971,072
  5. Step 5: Solve for x
    x = 484,449,117,362,339,971,072/18,575,798,775.90
  6. Step 6: Final answer
    x = 26,079,584,690.10

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1.5x scale

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.