Home / 3,119,780,817.73-4,302,787,165.58-2,742,631,008.31

Finding the Fourth Proportional to 3,119,780,817.73, 4,302,787,165.58 and 2,742,631,008.31

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Solution

The fourth proportional to 3,119,780,817.73, 4,302,787,165.58 and 2,742,631,008.31 is: 3,782,623,905.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,119,780,817.73 : 4,302,787,165.58 = 2,742,631,008.31 : x
  2. Step 2: Convert to fraction form
    3,119,780,817.73/4,302,787,165.58 = 2,742,631,008.31/x
  3. Step 3: Cross multiply
    3,119,780,817.73x = 4,302,787,165.58 × 2,742,631,008.31
  4. Step 4: Simplify right side
    3,119,780,817.73x = 11,800,957,502,456,487,936
  5. Step 5: Solve for x
    x = 11,800,957,502,456,487,936/3,119,780,817.73
  6. Step 6: Final answer
    x = 3,782,623,905.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.