Home / 468,057,276.05-645,608,027.55-301,004,740.28

Finding the Fourth Proportional to 468,057,276.05, 645,608,027.55 and 301,004,740.28

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Solution

The fourth proportional to 468,057,276.05, 645,608,027.55 and 301,004,740.28 is: 415,186,530.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,057,276.05 : 645,608,027.55 = 301,004,740.28 : x
  2. Step 2: Convert to fraction form
    468,057,276.05/645,608,027.55 = 301,004,740.28/x
  3. Step 3: Cross multiply
    468,057,276.05x = 645,608,027.55 × 301,004,740.28
  4. Step 4: Simplify right side
    468,057,276.05x = 194,331,076,655,370,816
  5. Step 5: Solve for x
    x = 194,331,076,655,370,816/468,057,276.05
  6. Step 6: Final answer
    x = 415,186,530.79

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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.