Home / 77,986,181.06-107,624,292.06-43,178,870.48

Finding the Fourth Proportional to 77,986,181.06, 107,624,292.06 and 43,178,870.48

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Solution

The fourth proportional to 77,986,181.06, 107,624,292.06 and 43,178,870.48 is: 59,588,702.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,986,181.06 : 107,624,292.06 = 43,178,870.48 : x
  2. Step 2: Convert to fraction form
    77,986,181.06/107,624,292.06 = 43,178,870.48/x
  3. Step 3: Cross multiply
    77,986,181.06x = 107,624,292.06 × 43,178,870.48
  4. Step 4: Simplify right side
    77,986,181.06x = 4,647,095,366,984,232
  5. Step 5: Solve for x
    x = 4,647,095,366,984,232/77,986,181.06
  6. Step 6: Final answer
    x = 59,588,702.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.