Home / 447,259,243,299.22-670,983,100,144.74-145,048,281,347.92

Finding the Fourth Proportional to 447,259,243,299.22, 670,983,100,144.74 and 145,048,281,347.92

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Solution

The fourth proportional to 447,259,243,299.22, 670,983,100,144.74 and 145,048,281,347.92 is: 217,602,982,940.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,259,243,299.22 : 670,983,100,144.74 = 145,048,281,347.92 : x
  2. Step 2: Convert to fraction form
    447,259,243,299.22/670,983,100,144.74 = 145,048,281,347.92/x
  3. Step 3: Cross multiply
    447,259,243,299.22x = 670,983,100,144.74 × 145,048,281,347.92
  4. Step 4: Simplify right side
    447,259,243,299.22x = 97,324,945,489,493,833,547,776
  5. Step 5: Solve for x
    x = 97,324,945,489,493,833,547,776/447,259,243,299.22
  6. Step 6: Final answer
    x = 217,602,982,940.22

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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.