Home / 1,309,769,232.40-1,965,610,442.40-922,348,743.40

Finding the Fourth Proportional to 1,309,769,232.40, 1,965,610,442.40 and 922,348,743.40

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Solution

The fourth proportional to 1,309,769,232.40, 1,965,610,442.40 and 922,348,743.40 is: 1,384,196,755.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,309,769,232.40 : 1,965,610,442.40 = 922,348,743.40 : x
  2. Step 2: Convert to fraction form
    1,309,769,232.40/1,965,610,442.40 = 922,348,743.40/x
  3. Step 3: Cross multiply
    1,309,769,232.40x = 1,965,610,442.40 × 922,348,743.40
  4. Step 4: Simplify right side
    1,309,769,232.40x = 1,812,978,321,561,558,016
  5. Step 5: Solve for x
    x = 1,812,978,321,561,558,016/1,309,769,232.40
  6. Step 6: Final answer
    x = 1,384,196,755.21

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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.