Home / 368,399,836.12-508,621,211.28-234,513,296.04

Finding the Fourth Proportional to 368,399,836.12, 508,621,211.28 and 234,513,296.04

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Solution

The fourth proportional to 368,399,836.12, 508,621,211.28 and 234,513,296.04 is: 323,774,402.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,399,836.12 : 508,621,211.28 = 234,513,296.04 : x
  2. Step 2: Convert to fraction form
    368,399,836.12/508,621,211.28 = 234,513,296.04/x
  3. Step 3: Cross multiply
    368,399,836.12x = 508,621,211.28 × 234,513,296.04
  4. Step 4: Simplify right side
    368,399,836.12x = 119,278,436,693,130,016
  5. Step 5: Solve for x
    x = 119,278,436,693,130,016/368,399,836.12
  6. Step 6: Final answer
    x = 323,774,402.15

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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.