Home / 935,021,010.30-1,401,606,414.45-442,869,246.60

Finding the Fourth Proportional to 935,021,010.30, 1,401,606,414.45 and 442,869,246.60

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Solution

The fourth proportional to 935,021,010.30, 1,401,606,414.45 and 442,869,246.60 is: 663,865,699.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,021,010.30 : 1,401,606,414.45 = 442,869,246.60 : x
  2. Step 2: Convert to fraction form
    935,021,010.30/1,401,606,414.45 = 442,869,246.60/x
  3. Step 3: Cross multiply
    935,021,010.30x = 1,401,606,414.45 × 442,869,246.60
  4. Step 4: Simplify right side
    935,021,010.30x = 620,728,376,797,198,848
  5. Step 5: Solve for x
    x = 620,728,376,797,198,848/935,021,010.30
  6. Step 6: Final answer
    x = 663,865,699.23

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1.5x scale

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.