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Finding the Fourth Proportional to 141,260,254.80, 197,310,860.40 and 141,260,254.80

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Solution

The fourth proportional to 141,260,254.80, 197,310,860.40 and 141,260,254.80 is: 197,310,860.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,260,254.80 : 197,310,860.40 = 141,260,254.80 : x
  2. Step 2: Convert to fraction form
    141,260,254.80/197,310,860.40 = 141,260,254.80/x
  3. Step 3: Cross multiply
    141,260,254.80x = 197,310,860.40 × 141,260,254.80
  4. Step 4: Simplify right side
    141,260,254.80x = 27,872,182,414,911,232
  5. Step 5: Solve for x
    x = 27,872,182,414,911,232/141,260,254.80
  6. Step 6: Final answer
    x = 197,310,860.40

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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.