Home / 1,488,328,360.43-2,232,016,429.94-492,164,338.37

Finding the Fourth Proportional to 1,488,328,360.43, 2,232,016,429.94 and 492,164,338.37

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Solution

The fourth proportional to 1,488,328,360.43, 2,232,016,429.94 and 492,164,338.37 is: 738,089,066.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,328,360.43 : 2,232,016,429.94 = 492,164,338.37 : x
  2. Step 2: Convert to fraction form
    1,488,328,360.43/2,232,016,429.94 = 492,164,338.37/x
  3. Step 3: Cross multiply
    1,488,328,360.43x = 2,232,016,429.94 × 492,164,338.37
  4. Step 4: Simplify right side
    1,488,328,360.43x = 1,098,518,889,469,928,704
  5. Step 5: Solve for x
    x = 1,098,518,889,469,928,704/1,488,328,360.43
  6. Step 6: Final answer
    x = 738,089,066.01

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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.