Home / 225,712,068.44-311,167,789.40-151,385,911.16

Finding the Fourth Proportional to 225,712,068.44, 311,167,789.40 and 151,385,911.16

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Solution

The fourth proportional to 225,712,068.44, 311,167,789.40 and 151,385,911.16 is: 208,701,376.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,712,068.44 : 311,167,789.40 = 151,385,911.16 : x
  2. Step 2: Convert to fraction form
    225,712,068.44/311,167,789.40 = 151,385,911.16/x
  3. Step 3: Cross multiply
    225,712,068.44x = 311,167,789.40 × 151,385,911.16
  4. Step 4: Simplify right side
    225,712,068.44x = 47,106,419,321,961,984
  5. Step 5: Solve for x
    x = 47,106,419,321,961,984/225,712,068.44
  6. Step 6: Final answer
    x = 208,701,376.26

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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.