Home / 550,013,235,868.96-759,018,301,993.08-306,137,471,031.44

Finding the Fourth Proportional to 550,013,235,868.96, 759,018,301,993.08 and 306,137,471,031.44

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Solution

The fourth proportional to 550,013,235,868.96, 759,018,301,993.08 and 306,137,471,031.44 is: 422,469,730,335.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,013,235,868.96 : 759,018,301,993.08 = 306,137,471,031.44 : x
  2. Step 2: Convert to fraction form
    550,013,235,868.96/759,018,301,993.08 = 306,137,471,031.44/x
  3. Step 3: Cross multiply
    550,013,235,868.96x = 759,018,301,993.08 × 306,137,471,031.44
  4. Step 4: Simplify right side
    550,013,235,868.96x = 232,363,943,438,739,281,281,024
  5. Step 5: Solve for x
    x = 232,363,943,438,739,281,281,024/550,013,235,868.96
  6. Step 6: Final answer
    x = 422,469,730,335.91

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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.