Home / 1,371,172,061.16-1,892,796,518.50-925,738,857

Finding the Fourth Proportional to 1,371,172,061.16, 1,892,796,518.50 and 925,738,857

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Solution

The fourth proportional to 1,371,172,061.16, 1,892,796,518.50 and 925,738,857 is: 1,277,910,581.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,172,061.16 : 1,892,796,518.50 = 925,738,857 : x
  2. Step 2: Convert to fraction form
    1,371,172,061.16/1,892,796,518.50 = 925,738,857/x
  3. Step 3: Cross multiply
    1,371,172,061.16x = 1,892,796,518.50 × 925,738,857
  4. Step 4: Simplify right side
    1,371,172,061.16x = 1,752,235,285,569,769,472
  5. Step 5: Solve for x
    x = 1,752,235,285,569,769,472/1,371,172,061.16
  6. Step 6: Final answer
    x = 1,277,910,581.18

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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.