Home / 13,271,092,229.92-18,313,372,247.52-7,248,398,491.84

Finding the Fourth Proportional to 13,271,092,229.92, 18,313,372,247.52 and 7,248,398,491.84

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Solution

The fourth proportional to 13,271,092,229.92, 18,313,372,247.52 and 7,248,398,491.84 is: 10,002,388,460.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,271,092,229.92 : 18,313,372,247.52 = 7,248,398,491.84 : x
  2. Step 2: Convert to fraction form
    13,271,092,229.92/18,313,372,247.52 = 7,248,398,491.84/x
  3. Step 3: Cross multiply
    13,271,092,229.92x = 18,313,372,247.52 × 7,248,398,491.84
  4. Step 4: Simplify right side
    13,271,092,229.92x = 132,742,619,779,428,483,072
  5. Step 5: Solve for x
    x = 132,742,619,779,428,483,072/13,271,092,229.92
  6. Step 6: Final answer
    x = 10,002,388,460.55

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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.