Home / 3,139,456,922.70-4,709,874,923.60-928,494,263.71

Finding the Fourth Proportional to 3,139,456,922.70, 4,709,874,923.60 and 928,494,263.71

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Solution

The fourth proportional to 3,139,456,922.70, 4,709,874,923.60 and 928,494,263.71 is: 1,392,945,326.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,139,456,922.70 : 4,709,874,923.60 = 928,494,263.71 : x
  2. Step 2: Convert to fraction form
    3,139,456,922.70/4,709,874,923.60 = 928,494,263.71/x
  3. Step 3: Cross multiply
    3,139,456,922.70x = 4,709,874,923.60 × 928,494,263.71
  4. Step 4: Simplify right side
    3,139,456,922.70x = 4,373,091,849,354,174,976
  5. Step 5: Solve for x
    x = 4,373,091,849,354,174,976/3,139,456,922.70
  6. Step 6: Final answer
    x = 1,392,945,326.86

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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.