Home / 1,258,467,477.74-1,887,153,083.50-360,875,927.54

Finding the Fourth Proportional to 1,258,467,477.74, 1,887,153,083.50 and 360,875,927.54

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Solution

The fourth proportional to 1,258,467,477.74, 1,887,153,083.50 and 360,875,927.54 is: 541,156,709.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,258,467,477.74 : 1,887,153,083.50 = 360,875,927.54 : x
  2. Step 2: Convert to fraction form
    1,258,467,477.74/1,887,153,083.50 = 360,875,927.54/x
  3. Step 3: Cross multiply
    1,258,467,477.74x = 1,887,153,083.50 × 360,875,927.54
  4. Step 4: Simplify right side
    1,258,467,477.74x = 681,028,119,418,728,832
  5. Step 5: Solve for x
    x = 681,028,119,418,728,832/1,258,467,477.74
  6. Step 6: Final answer
    x = 541,156,709.62

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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.