Home / 127,182,704.08-175,550,192.32-74,273,683.66

Finding the Fourth Proportional to 127,182,704.08, 175,550,192.32 and 74,273,683.66

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Solution

The fourth proportional to 127,182,704.08, 175,550,192.32 and 74,273,683.66 is: 102,519,910.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,182,704.08 : 175,550,192.32 = 74,273,683.66 : x
  2. Step 2: Convert to fraction form
    127,182,704.08/175,550,192.32 = 74,273,683.66/x
  3. Step 3: Cross multiply
    127,182,704.08x = 175,550,192.32 × 74,273,683.66
  4. Step 4: Simplify right side
    127,182,704.08x = 13,038,759,450,827,840
  5. Step 5: Solve for x
    x = 13,038,759,450,827,840/127,182,704.08
  6. Step 6: Final answer
    x = 102,519,910.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.