Home / 447,259,243,319.48-670,983,100,175.26-145,048,281,368.26

Finding the Fourth Proportional to 447,259,243,319.48, 670,983,100,175.26 and 145,048,281,368.26

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Solution

The fourth proportional to 447,259,243,319.48, 670,983,100,175.26 and 145,048,281,368.26 is: 217,602,982,970.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,259,243,319.48 : 670,983,100,175.26 = 145,048,281,368.26 : x
  2. Step 2: Convert to fraction form
    447,259,243,319.48/670,983,100,175.26 = 145,048,281,368.26/x
  3. Step 3: Cross multiply
    447,259,243,319.48x = 670,983,100,175.26 × 145,048,281,368.26
  4. Step 4: Simplify right side
    447,259,243,319.48x = 97,324,945,507,568,498,769,920
  5. Step 5: Solve for x
    x = 97,324,945,507,568,498,769,920/447,259,243,319.48
  6. Step 6: Final answer
    x = 217,602,982,970.77

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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.