Home / 118,624,014.40-177,936,021.60-70,848,270.40

Finding the Fourth Proportional to 118,624,014.40, 177,936,021.60 and 70,848,270.40

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Solution

The fourth proportional to 118,624,014.40, 177,936,021.60 and 70,848,270.40 is: 106,272,405.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,624,014.40 : 177,936,021.60 = 70,848,270.40 : x
  2. Step 2: Convert to fraction form
    118,624,014.40/177,936,021.60 = 70,848,270.40/x
  3. Step 3: Cross multiply
    118,624,014.40x = 177,936,021.60 × 70,848,270.40
  4. Step 4: Simplify right side
    118,624,014.40x = 12,606,459,372,217,042
  5. Step 5: Solve for x
    x = 12,606,459,372,217,042/118,624,014.40
  6. Step 6: Final answer
    x = 106,272,405.60

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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.