Home / 423,195,019.12-583,956,242.58-234,997,725.52

Finding the Fourth Proportional to 423,195,019.12, 583,956,242.58 and 234,997,725.52

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Solution

The fourth proportional to 423,195,019.12, 583,956,242.58 and 234,997,725.52 is: 324,267,495.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,195,019.12 : 583,956,242.58 = 234,997,725.52 : x
  2. Step 2: Convert to fraction form
    423,195,019.12/583,956,242.58 = 234,997,725.52/x
  3. Step 3: Cross multiply
    423,195,019.12x = 583,956,242.58 × 234,997,725.52
  4. Step 4: Simplify right side
    423,195,019.12x = 137,228,388,809,505,392
  5. Step 5: Solve for x
    x = 137,228,388,809,505,392/423,195,019.12
  6. Step 6: Final answer
    x = 324,267,495.15

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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.