Home / 3,178,198,897.73-4,762,939,864.87-2,011,584,928.94

Finding the Fourth Proportional to 3,178,198,897.73, 4,762,939,864.87 and 2,011,584,928.94

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Solution

The fourth proportional to 3,178,198,897.73, 4,762,939,864.87 and 2,011,584,928.94 is: 3,014,618,769.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,178,198,897.73 : 4,762,939,864.87 = 2,011,584,928.94 : x
  2. Step 2: Convert to fraction form
    3,178,198,897.73/4,762,939,864.87 = 2,011,584,928.94/x
  3. Step 3: Cross multiply
    3,178,198,897.73x = 4,762,939,864.87 × 2,011,584,928.94
  4. Step 4: Simplify right side
    3,178,198,897.73x = 9,581,058,049,586,139,136
  5. Step 5: Solve for x
    x = 9,581,058,049,586,139,136/3,178,198,897.73
  6. Step 6: Final answer
    x = 3,014,618,769.28

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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.