Home / 637,027,745,414.71-879,307,787,019.41-507,055,011,000.89

Finding the Fourth Proportional to 637,027,745,414.71, 879,307,787,019.41 and 507,055,011,000.89

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Solution

The fourth proportional to 637,027,745,414.71, 879,307,787,019.41 and 507,055,011,000.89 is: 699,902,669,592.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,027,745,414.71 : 879,307,787,019.41 = 507,055,011,000.89 : x
  2. Step 2: Convert to fraction form
    637,027,745,414.71/879,307,787,019.41 = 507,055,011,000.89/x
  3. Step 3: Cross multiply
    637,027,745,414.71x = 879,307,787,019.41 × 507,055,011,000.89
  4. Step 4: Simplify right side
    637,027,745,414.71x = 445,857,419,620,295,236,386,816
  5. Step 5: Solve for x
    x = 445,857,419,620,295,236,386,816/637,027,745,414.71
  6. Step 6: Final answer
    x = 699,902,669,592.58

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.