Home / 55,885,376.80-83,828,065.20-49,166,912.80

Finding the Fourth Proportional to 55,885,376.80, 83,828,065.20 and 49,166,912.80

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Solution

The fourth proportional to 55,885,376.80, 83,828,065.20 and 49,166,912.80 is: 73,750,369.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,885,376.80 : 83,828,065.20 = 49,166,912.80 : x
  2. Step 2: Convert to fraction form
    55,885,376.80/83,828,065.20 = 49,166,912.80/x
  3. Step 3: Cross multiply
    55,885,376.80x = 83,828,065.20 × 49,166,912.80
  4. Step 4: Simplify right side
    55,885,376.80x = 4,121,567,171,881,114.50
  5. Step 5: Solve for x
    x = 4,121,567,171,881,114.50/55,885,376.80
  6. Step 6: Final answer
    x = 73,750,369.20

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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.