Home / 447,259,243,287.20-670,983,100,126.78-145,048,281,335.93

Finding the Fourth Proportional to 447,259,243,287.20, 670,983,100,126.78 and 145,048,281,335.93

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Solution

The fourth proportional to 447,259,243,287.20, 670,983,100,126.78 and 145,048,281,335.93 is: 217,602,982,922.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,259,243,287.20 : 670,983,100,126.78 = 145,048,281,335.93 : x
  2. Step 2: Convert to fraction form
    447,259,243,287.20/670,983,100,126.78 = 145,048,281,335.93/x
  3. Step 3: Cross multiply
    447,259,243,287.20x = 670,983,100,126.78 × 145,048,281,335.93
  4. Step 4: Simplify right side
    447,259,243,287.20x = 97,324,945,478,843,673,608,192
  5. Step 5: Solve for x
    x = 97,324,945,478,843,673,608,192/447,259,243,287.20
  6. Step 6: Final answer
    x = 217,602,982,922.25

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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.