Home / 161,942,703.20-242,914,054.80-146,322,274.40

Finding the Fourth Proportional to 161,942,703.20, 242,914,054.80 and 146,322,274.40

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Solution

The fourth proportional to 161,942,703.20, 242,914,054.80 and 146,322,274.40 is: 219,483,411.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,942,703.20 : 242,914,054.80 = 146,322,274.40 : x
  2. Step 2: Convert to fraction form
    161,942,703.20/242,914,054.80 = 146,322,274.40/x
  3. Step 3: Cross multiply
    161,942,703.20x = 242,914,054.80 × 146,322,274.40
  4. Step 4: Simplify right side
    161,942,703.20x = 35,543,736,982,062,240
  5. Step 5: Solve for x
    x = 35,543,736,982,062,240/161,942,703.20
  6. Step 6: Final answer
    x = 219,483,411.60

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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.