Home / 468,057,276.55-645,608,028.24-301,004,740.78

Finding the Fourth Proportional to 468,057,276.55, 645,608,028.24 and 301,004,740.78

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Solution

The fourth proportional to 468,057,276.55, 645,608,028.24 and 301,004,740.78 is: 415,186,531.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,057,276.55 : 645,608,028.24 = 301,004,740.78 : x
  2. Step 2: Convert to fraction form
    468,057,276.55/645,608,028.24 = 301,004,740.78/x
  3. Step 3: Cross multiply
    468,057,276.55x = 645,608,028.24 × 301,004,740.78
  4. Step 4: Simplify right side
    468,057,276.55x = 194,331,077,185,868,096
  5. Step 5: Solve for x
    x = 194,331,077,185,868,096/468,057,276.55
  6. Step 6: Final answer
    x = 415,186,531.48

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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.