Home / 368,399,842.12-508,621,219.56-234,513,302.04

Finding the Fourth Proportional to 368,399,842.12, 508,621,219.56 and 234,513,302.04

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Solution

The fourth proportional to 368,399,842.12, 508,621,219.56 and 234,513,302.04 is: 323,774,410.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,399,842.12 : 508,621,219.56 = 234,513,302.04 : x
  2. Step 2: Convert to fraction form
    368,399,842.12/508,621,219.56 = 234,513,302.04/x
  3. Step 3: Cross multiply
    368,399,842.12x = 508,621,219.56 × 234,513,302.04
  4. Step 4: Simplify right side
    368,399,842.12x = 119,278,441,686,627,440
  5. Step 5: Solve for x
    x = 119,278,441,686,627,440/368,399,842.12
  6. Step 6: Final answer
    x = 323,774,410.43

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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.