Home / 691,258,895.83-1,036,889,393.64-282,315,046.33

Finding the Fourth Proportional to 691,258,895.83, 1,036,889,393.64 and 282,315,046.33

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Solution

The fourth proportional to 691,258,895.83, 1,036,889,393.64 and 282,315,046.33 is: 423,472,998.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,258,895.83 : 1,036,889,393.64 = 282,315,046.33 : x
  2. Step 2: Convert to fraction form
    691,258,895.83/1,036,889,393.64 = 282,315,046.33/x
  3. Step 3: Cross multiply
    691,258,895.83x = 1,036,889,393.64 × 282,315,046.33
  4. Step 4: Simplify right side
    691,258,895.83x = 292,729,477,204,562,176
  5. Step 5: Solve for x
    x = 292,729,477,204,562,176/691,258,895.83
  6. Step 6: Final answer
    x = 423,472,998.28

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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.