Home / 745,210,884.64-1,028,398,042.96-410,695,451.76

Finding the Fourth Proportional to 745,210,884.64, 1,028,398,042.96 and 410,695,451.76

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Solution

The fourth proportional to 745,210,884.64, 1,028,398,042.96 and 410,695,451.76 is: 566,763,593.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,210,884.64 : 1,028,398,042.96 = 410,695,451.76 : x
  2. Step 2: Convert to fraction form
    745,210,884.64/1,028,398,042.96 = 410,695,451.76/x
  3. Step 3: Cross multiply
    745,210,884.64x = 1,028,398,042.96 × 410,695,451.76
  4. Step 4: Simplify right side
    745,210,884.64x = 422,358,398,842,557,120
  5. Step 5: Solve for x
    x = 422,358,398,842,557,120/745,210,884.64
  6. Step 6: Final answer
    x = 566,763,593.43

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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.