Home / 787,007,354.40-1,180,511,031.60-241,776,007.20

Finding the Fourth Proportional to 787,007,354.40, 1,180,511,031.60 and 241,776,007.20

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Solution

The fourth proportional to 787,007,354.40, 1,180,511,031.60 and 241,776,007.20 is: 362,664,010.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,007,354.40 : 1,180,511,031.60 = 241,776,007.20 : x
  2. Step 2: Convert to fraction form
    787,007,354.40/1,180,511,031.60 = 241,776,007.20/x
  3. Step 3: Cross multiply
    787,007,354.40x = 1,180,511,031.60 × 241,776,007.20
  4. Step 4: Simplify right side
    787,007,354.40x = 285,419,243,675,800,992
  5. Step 5: Solve for x
    x = 285,419,243,675,800,992/787,007,354.40
  6. Step 6: Final answer
    x = 362,664,010.80

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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.