Home / 526,713,578.28-790,068,110.94-133,244,129.16

Finding the Fourth Proportional to 526,713,578.28, 790,068,110.94 and 133,244,129.16

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Solution

The fourth proportional to 526,713,578.28, 790,068,110.94 and 133,244,129.16 is: 199,865,622.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,713,578.28 : 790,068,110.94 = 133,244,129.16 : x
  2. Step 2: Convert to fraction form
    526,713,578.28/790,068,110.94 = 133,244,129.16/x
  3. Step 3: Cross multiply
    526,713,578.28x = 790,068,110.94 × 133,244,129.16
  4. Step 4: Simplify right side
    526,713,578.28x = 105,271,937,419,286,576
  5. Step 5: Solve for x
    x = 105,271,937,419,286,576/526,713,578.28
  6. Step 6: Final answer
    x = 199,865,622.91

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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.