Home / 124,051,840.80-186,077,761.20-118,099,701.60

Finding the Fourth Proportional to 124,051,840.80, 186,077,761.20 and 118,099,701.60

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Solution

The fourth proportional to 124,051,840.80, 186,077,761.20 and 118,099,701.60 is: 177,149,552.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,051,840.80 : 186,077,761.20 = 118,099,701.60 : x
  2. Step 2: Convert to fraction form
    124,051,840.80/186,077,761.20 = 118,099,701.60/x
  3. Step 3: Cross multiply
    124,051,840.80x = 186,077,761.20 × 118,099,701.60
  4. Step 4: Simplify right side
    124,051,840.80x = 21,975,728,072,116,056
  5. Step 5: Solve for x
    x = 21,975,728,072,116,056/124,051,840.80
  6. Step 6: Final answer
    x = 177,149,552.40

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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.