Home / 776,414,424.72-1,071,590,300.64-458,861,704

Finding the Fourth Proportional to 776,414,424.72, 1,071,590,300.64 and 458,861,704

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Solution

The fourth proportional to 776,414,424.72, 1,071,590,300.64 and 458,861,704 is: 633,310,942.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,414,424.72 : 1,071,590,300.64 = 458,861,704 : x
  2. Step 2: Convert to fraction form
    776,414,424.72/1,071,590,300.64 = 458,861,704/x
  3. Step 3: Cross multiply
    776,414,424.72x = 1,071,590,300.64 × 458,861,704
  4. Step 4: Simplify right side
    776,414,424.72x = 491,711,751,341,542,656
  5. Step 5: Solve for x
    x = 491,711,751,341,542,656/776,414,424.72
  6. Step 6: Final answer
    x = 633,310,942.82

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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.