Home / 1,396,286,819.80-2,094,430,229.70-619,107,501.40

Finding the Fourth Proportional to 1,396,286,819.80, 2,094,430,229.70 and 619,107,501.40

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Solution

The fourth proportional to 1,396,286,819.80, 2,094,430,229.70 and 619,107,501.40 is: 928,661,252.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396,286,819.80 : 2,094,430,229.70 = 619,107,501.40 : x
  2. Step 2: Convert to fraction form
    1,396,286,819.80/2,094,430,229.70 = 619,107,501.40/x
  3. Step 3: Cross multiply
    1,396,286,819.80x = 2,094,430,229.70 × 619,107,501.40
  4. Step 4: Simplify right side
    1,396,286,819.80x = 1,296,677,466,366,194,944
  5. Step 5: Solve for x
    x = 1,296,677,466,366,194,944/1,396,286,819.80
  6. Step 6: Final answer
    x = 928,661,252.10

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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.