Home / 957,974,812.11-1,436,956,188.13-515,525,905.73

Finding the Fourth Proportional to 957,974,812.11, 1,436,956,188.13 and 515,525,905.73

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Solution

The fourth proportional to 957,974,812.11, 1,436,956,188.13 and 515,525,905.73 is: 773,285,613.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,974,812.11 : 1,436,956,188.13 = 515,525,905.73 : x
  2. Step 2: Convert to fraction form
    957,974,812.11/1,436,956,188.13 = 515,525,905.73/x
  3. Step 3: Cross multiply
    957,974,812.11x = 1,436,956,188.13 × 515,525,905.73
  4. Step 4: Simplify right side
    957,974,812.11x = 740,788,140,380,046,592
  5. Step 5: Solve for x
    x = 740,788,140,380,046,592/957,974,812.11
  6. Step 6: Final answer
    x = 773,285,613.58

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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.