Home / 1,036,019,572.70-1,553,993,416.65-259,672,027.10

Finding the Fourth Proportional to 1,036,019,572.70, 1,553,993,416.65 and 259,672,027.10

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Solution

The fourth proportional to 1,036,019,572.70, 1,553,993,416.65 and 259,672,027.10 is: 389,499,031.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,019,572.70 : 1,553,993,416.65 = 259,672,027.10 : x
  2. Step 2: Convert to fraction form
    1,036,019,572.70/1,553,993,416.65 = 259,672,027.10/x
  3. Step 3: Cross multiply
    1,036,019,572.70x = 1,553,993,416.65 × 259,672,027.10
  4. Step 4: Simplify right side
    1,036,019,572.70x = 403,528,620,601,560,384
  5. Step 5: Solve for x
    x = 403,528,620,601,560,384/1,036,019,572.70
  6. Step 6: Final answer
    x = 389,499,031.91

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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.