Home / 1,036,019,576.20-1,553,993,421.90-259,672,030.60

Finding the Fourth Proportional to 1,036,019,576.20, 1,553,993,421.90 and 259,672,030.60

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Solution

The fourth proportional to 1,036,019,576.20, 1,553,993,421.90 and 259,672,030.60 is: 389,499,037.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,019,576.20 : 1,553,993,421.90 = 259,672,030.60 : x
  2. Step 2: Convert to fraction form
    1,036,019,576.20/1,553,993,421.90 = 259,672,030.60/x
  3. Step 3: Cross multiply
    1,036,019,576.20x = 1,553,993,421.90 × 259,672,030.60
  4. Step 4: Simplify right side
    1,036,019,576.20x = 403,528,627,403,815,552
  5. Step 5: Solve for x
    x = 403,528,627,403,815,552/1,036,019,576.20
  6. Step 6: Final answer
    x = 389,499,037.16

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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.