Home / 328,095,543-492,251,079.09-134,170,064.88

Finding the Fourth Proportional to 328,095,543, 492,251,079.09 and 134,170,064.88

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Solution

The fourth proportional to 328,095,543, 492,251,079.09 and 134,170,064.88 is: 201,299,166.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,095,543 : 492,251,079.09 = 134,170,064.88 : x
  2. Step 2: Convert to fraction form
    328,095,543/492,251,079.09 = 134,170,064.88/x
  3. Step 3: Cross multiply
    328,095,543x = 492,251,079.09 × 134,170,064.88
  4. Step 4: Simplify right side
    328,095,543x = 66,045,359,218,755,304
  5. Step 5: Solve for x
    x = 66,045,359,218,755,304/328,095,543
  6. Step 6: Final answer
    x = 201,299,166.14

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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.