Home / 745,150,159.36-1,116,489,597.54-453,133,958.68

Finding the Fourth Proportional to 745,150,159.36, 1,116,489,597.54 and 453,133,958.68

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Solution

The fourth proportional to 745,150,159.36, 1,116,489,597.54 and 453,133,958.68 is: 678,949,530.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,150,159.36 : 1,116,489,597.54 = 453,133,958.68 : x
  2. Step 2: Convert to fraction form
    745,150,159.36/1,116,489,597.54 = 453,133,958.68/x
  3. Step 3: Cross multiply
    745,150,159.36x = 1,116,489,597.54 × 453,133,958.68
  4. Step 4: Simplify right side
    745,150,159.36x = 505,919,351,158,340,160
  5. Step 5: Solve for x
    x = 505,919,351,158,340,160/745,150,159.36
  6. Step 6: Final answer
    x = 678,949,530.91

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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.