Home / 190,091,998.80-285,137,998.20-151,828,246.80

Finding the Fourth Proportional to 190,091,998.80, 285,137,998.20 and 151,828,246.80

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Solution

The fourth proportional to 190,091,998.80, 285,137,998.20 and 151,828,246.80 is: 227,742,370.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,091,998.80 : 285,137,998.20 = 151,828,246.80 : x
  2. Step 2: Convert to fraction form
    190,091,998.80/285,137,998.20 = 151,828,246.80/x
  3. Step 3: Cross multiply
    190,091,998.80x = 285,137,998.20 × 151,828,246.80
  4. Step 4: Simplify right side
    190,091,998.80x = 43,292,002,362,767,560
  5. Step 5: Solve for x
    x = 43,292,002,362,767,560/190,091,998.80
  6. Step 6: Final answer
    x = 227,742,370.20

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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.