Home / 191,548,936.40-287,323,404.60-188,525,627.60

Finding the Fourth Proportional to 191,548,936.40, 287,323,404.60 and 188,525,627.60

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Solution

The fourth proportional to 191,548,936.40, 287,323,404.60 and 188,525,627.60 is: 282,788,441.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,548,936.40 : 287,323,404.60 = 188,525,627.60 : x
  2. Step 2: Convert to fraction form
    191,548,936.40/287,323,404.60 = 188,525,627.60/x
  3. Step 3: Cross multiply
    191,548,936.40x = 287,323,404.60 × 188,525,627.60
  4. Step 4: Simplify right side
    191,548,936.40x = 54,167,825,176,383,728
  5. Step 5: Solve for x
    x = 54,167,825,176,383,728/191,548,936.40
  6. Step 6: Final answer
    x = 282,788,441.40

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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.