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Finding the Fourth Proportional to 303,160,894, 418,364,535.94 and 167,375,504.18

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Solution

The fourth proportional to 303,160,894, 418,364,535.94 and 167,375,504.18 is: 230,979,577.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,160,894 : 418,364,535.94 = 167,375,504.18 : x
  2. Step 2: Convert to fraction form
    303,160,894/418,364,535.94 = 167,375,504.18/x
  3. Step 3: Cross multiply
    303,160,894x = 418,364,535.94 × 167,375,504.18
  4. Step 4: Simplify right side
    303,160,894x = 70,023,975,133,989,232
  5. Step 5: Solve for x
    x = 70,023,975,133,989,232/303,160,894
  6. Step 6: Final answer
    x = 230,979,577.25

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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.