Home / 279,200,318.16-385,284,010.56-160,037,482.33

Finding the Fourth Proportional to 279,200,318.16, 385,284,010.56 and 160,037,482.33

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Solution

The fourth proportional to 279,200,318.16, 385,284,010.56 and 160,037,482.33 is: 220,844,601.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,200,318.16 : 385,284,010.56 = 160,037,482.33 : x
  2. Step 2: Convert to fraction form
    279,200,318.16/385,284,010.56 = 160,037,482.33/x
  3. Step 3: Cross multiply
    279,200,318.16x = 385,284,010.56 × 160,037,482.33
  4. Step 4: Simplify right side
    279,200,318.16x = 61,659,883,029,300,920
  5. Step 5: Solve for x
    x = 61,659,883,029,300,920/279,200,318.16
  6. Step 6: Final answer
    x = 220,844,601.60

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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.