Home / 131,047,338.40-196,571,007.60-44,772,812.80

Finding the Fourth Proportional to 131,047,338.40, 196,571,007.60 and 44,772,812.80

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Solution

The fourth proportional to 131,047,338.40, 196,571,007.60 and 44,772,812.80 is: 67,159,219.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,047,338.40 : 196,571,007.60 = 44,772,812.80 : x
  2. Step 2: Convert to fraction form
    131,047,338.40/196,571,007.60 = 44,772,812.80/x
  3. Step 3: Cross multiply
    131,047,338.40x = 196,571,007.60 × 44,772,812.80
  4. Step 4: Simplify right side
    131,047,338.40x = 8,801,036,925,182,176
  5. Step 5: Solve for x
    x = 8,801,036,925,182,176/131,047,338.40
  6. Step 6: Final answer
    x = 67,159,219.20

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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.