Home / 215,050,390.40-322,575,585.60-154,584,214.40

Finding the Fourth Proportional to 215,050,390.40, 322,575,585.60 and 154,584,214.40

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Solution

The fourth proportional to 215,050,390.40, 322,575,585.60 and 154,584,214.40 is: 231,876,321.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,050,390.40 : 322,575,585.60 = 154,584,214.40 : x
  2. Step 2: Convert to fraction form
    215,050,390.40/322,575,585.60 = 154,584,214.40/x
  3. Step 3: Cross multiply
    215,050,390.40x = 322,575,585.60 × 154,584,214.40
  4. Step 4: Simplify right side
    215,050,390.40x = 49,865,093,484,595,960
  5. Step 5: Solve for x
    x = 49,865,093,484,595,960/215,050,390.40
  6. Step 6: Final answer
    x = 231,876,321.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.