Home / 935,634,374.20-1,401,939,906.90-589,969,401.40

Finding the Fourth Proportional to 935,634,374.20, 1,401,939,906.90 and 589,969,401.40

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Solution

The fourth proportional to 935,634,374.20, 1,401,939,906.90 and 589,969,401.40 is: 884,000,920.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,634,374.20 : 1,401,939,906.90 = 589,969,401.40 : x
  2. Step 2: Convert to fraction form
    935,634,374.20/1,401,939,906.90 = 589,969,401.40/x
  3. Step 3: Cross multiply
    935,634,374.20x = 1,401,939,906.90 × 589,969,401.40
  4. Step 4: Simplify right side
    935,634,374.20x = 827,101,647,672,564,736
  5. Step 5: Solve for x
    x = 827,101,647,672,564,736/935,634,374.20
  6. Step 6: Final answer
    x = 884,000,920.10

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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.