Home / 127,237,107.30-175,587,912.03-71,484,878.58

Finding the Fourth Proportional to 127,237,107.30, 175,587,912.03 and 71,484,878.58

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Solution

The fourth proportional to 127,237,107.30, 175,587,912.03 and 71,484,878.58 is: 98,649,527.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,237,107.30 : 175,587,912.03 = 71,484,878.58 : x
  2. Step 2: Convert to fraction form
    127,237,107.30/175,587,912.03 = 71,484,878.58/x
  3. Step 3: Cross multiply
    127,237,107.30x = 175,587,912.03 × 71,484,878.58
  4. Step 4: Simplify right side
    127,237,107.30x = 12,551,880,571,580,272
  5. Step 5: Solve for x
    x = 12,551,880,571,580,272/127,237,107.30
  6. Step 6: Final answer
    x = 98,649,527.94

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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.