Home / 1,739,792,572.96-2,606,245,105.40-1,521,689,186.56

Finding the Fourth Proportional to 1,739,792,572.96, 2,606,245,105.40 and 1,521,689,186.56

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Solution

The fourth proportional to 1,739,792,572.96, 2,606,245,105.40 and 1,521,689,186.56 is: 2,279,521,740.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,739,792,572.96 : 2,606,245,105.40 = 1,521,689,186.56 : x
  2. Step 2: Convert to fraction form
    1,739,792,572.96/2,606,245,105.40 = 1,521,689,186.56/x
  3. Step 3: Cross multiply
    1,739,792,572.96x = 2,606,245,105.40 × 1,521,689,186.56
  4. Step 4: Simplify right side
    1,739,792,572.96x = 3,965,894,994,412,107,264
  5. Step 5: Solve for x
    x = 3,965,894,994,412,107,264/1,739,792,572.96
  6. Step 6: Final answer
    x = 2,279,521,740.72

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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.