Home / 447,259,243,298.22-670,983,100,143.24-145,048,281,346.92

Finding the Fourth Proportional to 447,259,243,298.22, 670,983,100,143.24 and 145,048,281,346.92

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Solution

The fourth proportional to 447,259,243,298.22, 670,983,100,143.24 and 145,048,281,346.92 is: 217,602,982,938.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,259,243,298.22 : 670,983,100,143.24 = 145,048,281,346.92 : x
  2. Step 2: Convert to fraction form
    447,259,243,298.22/670,983,100,143.24 = 145,048,281,346.92/x
  3. Step 3: Cross multiply
    447,259,243,298.22x = 670,983,100,143.24 × 145,048,281,346.92
  4. Step 4: Simplify right side
    447,259,243,298.22x = 97,324,945,488,605,278,633,984
  5. Step 5: Solve for x
    x = 97,324,945,488,605,278,633,984/447,259,243,298.22
  6. Step 6: Final answer
    x = 217,602,982,938.72

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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.