Home / 320,787,035.56-442,674,267.78-174,106,170.28

Finding the Fourth Proportional to 320,787,035.56, 442,674,267.78 and 174,106,170.28

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Solution

The fourth proportional to 320,787,035.56, 442,674,267.78 and 174,106,170.28 is: 240,260,088.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,787,035.56 : 442,674,267.78 = 174,106,170.28 : x
  2. Step 2: Convert to fraction form
    320,787,035.56/442,674,267.78 = 174,106,170.28/x
  3. Step 3: Cross multiply
    320,787,035.56x = 442,674,267.78 × 174,106,170.28
  4. Step 4: Simplify right side
    320,787,035.56x = 77,072,321,444,678,992
  5. Step 5: Solve for x
    x = 77,072,321,444,678,992/320,787,035.56
  6. Step 6: Final answer
    x = 240,260,088.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.