Home / 423,228,206.52-584,083,741.86-235,078,015.86

Finding the Fourth Proportional to 423,228,206.52, 584,083,741.86 and 235,078,015.86

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Solution

The fourth proportional to 423,228,206.52, 584,083,741.86 and 235,078,015.86 is: 324,423,667.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,228,206.52 : 584,083,741.86 = 235,078,015.86 : x
  2. Step 2: Convert to fraction form
    423,228,206.52/584,083,741.86 = 235,078,015.86/x
  3. Step 3: Cross multiply
    423,228,206.52x = 584,083,741.86 × 235,078,015.86
  4. Step 4: Simplify right side
    423,228,206.52x = 137,305,247,132,533,232
  5. Step 5: Solve for x
    x = 137,305,247,132,533,232/423,228,206.52
  6. Step 6: Final answer
    x = 324,423,667.93

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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.