Home / 131,232,056.40-196,848,084.60-40,343,835.60

Finding the Fourth Proportional to 131,232,056.40, 196,848,084.60 and 40,343,835.60

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Solution

The fourth proportional to 131,232,056.40, 196,848,084.60 and 40,343,835.60 is: 60,515,753.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,232,056.40 : 196,848,084.60 = 40,343,835.60 : x
  2. Step 2: Convert to fraction form
    131,232,056.40/196,848,084.60 = 40,343,835.60/x
  3. Step 3: Cross multiply
    131,232,056.40x = 196,848,084.60 × 40,343,835.60
  4. Step 4: Simplify right side
    131,232,056.40x = 7,941,606,763,277,292
  5. Step 5: Solve for x
    x = 7,941,606,763,277,292/131,232,056.40
  6. Step 6: Final answer
    x = 60,515,753.40

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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.