Home / 3,139,456,928.22-4,709,874,931.84-928,494,269.21

Finding the Fourth Proportional to 3,139,456,928.22, 4,709,874,931.84 and 928,494,269.21

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Solution

The fourth proportional to 3,139,456,928.22, 4,709,874,931.84 and 928,494,269.21 is: 1,392,945,335.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,139,456,928.22 : 4,709,874,931.84 = 928,494,269.21 : x
  2. Step 2: Convert to fraction form
    3,139,456,928.22/4,709,874,931.84 = 928,494,269.21/x
  3. Step 3: Cross multiply
    3,139,456,928.22x = 4,709,874,931.84 × 928,494,269.21
  4. Step 4: Simplify right side
    3,139,456,928.22x = 4,373,091,882,909,279,744
  5. Step 5: Solve for x
    x = 4,373,091,882,909,279,744/3,139,456,928.22
  6. Step 6: Final answer
    x = 1,392,945,335.10

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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.