Home / 1,165,527,081,605-1,608,319,433,286.10-644,671,289,736.70

Finding the Fourth Proportional to 1,165,527,081,605, 1,608,319,433,286.10 and 644,671,289,736.70

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Solution

The fourth proportional to 1,165,527,081,605, 1,608,319,433,286.10 and 644,671,289,736.70 is: 889,586,676,902.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,527,081,605 : 1,608,319,433,286.10 = 644,671,289,736.70 : x
  2. Step 2: Convert to fraction form
    1,165,527,081,605/1,608,319,433,286.10 = 644,671,289,736.70/x
  3. Step 3: Cross multiply
    1,165,527,081,605x = 1,608,319,433,286.10 × 644,671,289,736.70
  4. Step 4: Simplify right side
    1,165,527,081,605x = 1,036,837,363,365,148,473,950,208
  5. Step 5: Solve for x
    x = 1,036,837,363,365,148,473,950,208/1,165,527,081,605
  6. Step 6: Final answer
    x = 889,586,676,902.75

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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.