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Finding the Fourth Proportional to 186,657,007.90, 260,715,149.30 and 186,657,007.90

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Solution

The fourth proportional to 186,657,007.90, 260,715,149.30 and 186,657,007.90 is: 260,715,149.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,657,007.90 : 260,715,149.30 = 186,657,007.90 : x
  2. Step 2: Convert to fraction form
    186,657,007.90/260,715,149.30 = 186,657,007.90/x
  3. Step 3: Cross multiply
    186,657,007.90x = 260,715,149.30 × 186,657,007.90
  4. Step 4: Simplify right side
    186,657,007.90x = 48,664,309,682,539,784
  5. Step 5: Solve for x
    x = 48,664,309,682,539,784/186,657,007.90
  6. Step 6: Final answer
    x = 260,715,149.30

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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.