Home / 486,075,119.67-670,787,847.59-277,241,835.78

Finding the Fourth Proportional to 486,075,119.67, 670,787,847.59 and 277,241,835.78

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Solution

The fourth proportional to 486,075,119.67, 670,787,847.59 and 277,241,835.78 is: 382,596,118.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,075,119.67 : 670,787,847.59 = 277,241,835.78 : x
  2. Step 2: Convert to fraction form
    486,075,119.67/670,787,847.59 = 277,241,835.78/x
  3. Step 3: Cross multiply
    486,075,119.67x = 670,787,847.59 × 277,241,835.78
  4. Step 4: Simplify right side
    486,075,119.67x = 185,970,454,283,380,224
  5. Step 5: Solve for x
    x = 185,970,454,283,380,224/486,075,119.67
  6. Step 6: Final answer
    x = 382,596,118.91

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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.