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Finding the Fourth Proportional to 190,735,232.60, 286,102,848.90 and 190,735,232.60

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Solution

The fourth proportional to 190,735,232.60, 286,102,848.90 and 190,735,232.60 is: 286,102,848.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,735,232.60 : 286,102,848.90 = 190,735,232.60 : x
  2. Step 2: Convert to fraction form
    190,735,232.60/286,102,848.90 = 190,735,232.60/x
  3. Step 3: Cross multiply
    190,735,232.60x = 286,102,848.90 × 190,735,232.60
  4. Step 4: Simplify right side
    190,735,232.60x = 54,569,893,432,464,144
  5. Step 5: Solve for x
    x = 54,569,893,432,464,144/190,735,232.60
  6. Step 6: Final answer
    x = 286,102,848.90

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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.