Home / 1,103,935,815.78-1,654,267,868.19-448,088,807.94

Finding the Fourth Proportional to 1,103,935,815.78, 1,654,267,868.19 and 448,088,807.94

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Solution

The fourth proportional to 1,103,935,815.78, 1,654,267,868.19 and 448,088,807.94 is: 671,469,216.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,935,815.78 : 1,654,267,868.19 = 448,088,807.94 : x
  2. Step 2: Convert to fraction form
    1,103,935,815.78/1,654,267,868.19 = 448,088,807.94/x
  3. Step 3: Cross multiply
    1,103,935,815.78x = 1,654,267,868.19 × 448,088,807.94
  4. Step 4: Simplify right side
    1,103,935,815.78x = 741,258,917,070,702,208
  5. Step 5: Solve for x
    x = 741,258,917,070,702,208/1,103,935,815.78
  6. Step 6: Final answer
    x = 671,469,216.30

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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.