Home / 526,824,007.20-790,236,010.80-516,746,311.20

Finding the Fourth Proportional to 526,824,007.20, 790,236,010.80 and 516,746,311.20

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Solution

The fourth proportional to 526,824,007.20, 790,236,010.80 and 516,746,311.20 is: 775,119,466.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,824,007.20 : 790,236,010.80 = 516,746,311.20 : x
  2. Step 2: Convert to fraction form
    526,824,007.20/790,236,010.80 = 516,746,311.20/x
  3. Step 3: Cross multiply
    526,824,007.20x = 790,236,010.80 × 516,746,311.20
  4. Step 4: Simplify right side
    526,824,007.20x = 408,351,543,558,303,296
  5. Step 5: Solve for x
    x = 408,351,543,558,303,296/526,824,007.20
  6. Step 6: Final answer
    x = 775,119,466.80

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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.