Home / 306,645,000.30-459,967,500.45-276,033,998.70

Finding the Fourth Proportional to 306,645,000.30, 459,967,500.45 and 276,033,998.70

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Solution

The fourth proportional to 306,645,000.30, 459,967,500.45 and 276,033,998.70 is: 414,050,998.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,645,000.30 : 459,967,500.45 = 276,033,998.70 : x
  2. Step 2: Convert to fraction form
    306,645,000.30/459,967,500.45 = 276,033,998.70/x
  3. Step 3: Cross multiply
    306,645,000.30x = 459,967,500.45 × 276,033,998.70
  4. Step 4: Simplify right side
    306,645,000.30x = 126,966,668,421,257,536
  5. Step 5: Solve for x
    x = 126,966,668,421,257,536/306,645,000.30
  6. Step 6: Final answer
    x = 414,050,998.05

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1.5x scale

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.