Home / 276,905,535.93-382,247,300.63-172,535,173.64

Finding the Fourth Proportional to 276,905,535.93, 382,247,300.63 and 172,535,173.64

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Solution

The fourth proportional to 276,905,535.93, 382,247,300.63 and 172,535,173.64 is: 238,171,852.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,905,535.93 : 382,247,300.63 = 172,535,173.64 : x
  2. Step 2: Convert to fraction form
    276,905,535.93/382,247,300.63 = 172,535,173.64/x
  3. Step 3: Cross multiply
    276,905,535.93x = 382,247,300.63 × 172,535,173.64
  4. Step 4: Simplify right side
    276,905,535.93x = 65,951,104,387,618,328
  5. Step 5: Solve for x
    x = 65,951,104,387,618,328/276,905,535.93
  6. Step 6: Final answer
    x = 238,171,852.24

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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.