Home / 118,088,912.66-177,121,409.40-31,836,038.36

Finding the Fourth Proportional to 118,088,912.66, 177,121,409.40 and 31,836,038.36

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Solution

The fourth proportional to 118,088,912.66, 177,121,409.40 and 31,836,038.36 is: 47,750,833.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,088,912.66 : 177,121,409.40 = 31,836,038.36 : x
  2. Step 2: Convert to fraction form
    118,088,912.66/177,121,409.40 = 31,836,038.36/x
  3. Step 3: Cross multiply
    118,088,912.66x = 177,121,409.40 × 31,836,038.36
  4. Step 4: Simplify right side
    118,088,912.66x = 5,638,843,983,150,058
  5. Step 5: Solve for x
    x = 5,638,843,983,150,058/118,088,912.66
  6. Step 6: Final answer
    x = 47,750,833.30

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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.