Home / 276,964,238.14-382,173,208.63-157,902,189.50

Finding the Fourth Proportional to 276,964,238.14, 382,173,208.63 and 157,902,189.50

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Solution

The fourth proportional to 276,964,238.14, 382,173,208.63 and 157,902,189.50 is: 217,883,676.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,964,238.14 : 382,173,208.63 = 157,902,189.50 : x
  2. Step 2: Convert to fraction form
    276,964,238.14/382,173,208.63 = 157,902,189.50/x
  3. Step 3: Cross multiply
    276,964,238.14x = 382,173,208.63 × 157,902,189.50
  4. Step 4: Simplify right side
    276,964,238.14x = 60,345,986,411,477,968
  5. Step 5: Solve for x
    x = 60,345,986,411,477,968/276,964,238.14
  6. Step 6: Final answer
    x = 217,883,676.31

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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.