Home / 118,591,248.40-177,886,872.60-108,009,667.60

Finding the Fourth Proportional to 118,591,248.40, 177,886,872.60 and 108,009,667.60

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Solution

The fourth proportional to 118,591,248.40, 177,886,872.60 and 108,009,667.60 is: 162,014,501.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,591,248.40 : 177,886,872.60 = 108,009,667.60 : x
  2. Step 2: Convert to fraction form
    118,591,248.40/177,886,872.60 = 108,009,667.60/x
  3. Step 3: Cross multiply
    118,591,248.40x = 177,886,872.60 × 108,009,667.60
  4. Step 4: Simplify right side
    118,591,248.40x = 19,213,501,979,929,548
  5. Step 5: Solve for x
    x = 19,213,501,979,929,548/118,591,248.40
  6. Step 6: Final answer
    x = 162,014,501.40

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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.