Home / 118,683,611.20-177,883,699.20-61,146,265.60

Finding the Fourth Proportional to 118,683,611.20, 177,883,699.20 and 61,146,265.60

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Solution

The fourth proportional to 118,683,611.20, 177,883,699.20 and 61,146,265.60 is: 91,646,384.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,683,611.20 : 177,883,699.20 = 61,146,265.60 : x
  2. Step 2: Convert to fraction form
    118,683,611.20/177,883,699.20 = 61,146,265.60/x
  3. Step 3: Cross multiply
    118,683,611.20x = 177,883,699.20 × 61,146,265.60
  4. Step 4: Simplify right side
    118,683,611.20x = 10,876,923,917,193,708
  5. Step 5: Solve for x
    x = 10,876,923,917,193,708/118,683,611.20
  6. Step 6: Final answer
    x = 91,646,384.93

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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.