Home / 586,835,269.56-809,850,896.51-322,512,459.39

Finding the Fourth Proportional to 586,835,269.56, 809,850,896.51 and 322,512,459.39

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Solution

The fourth proportional to 586,835,269.56, 809,850,896.51 and 322,512,459.39 is: 445,077,209.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,835,269.56 : 809,850,896.51 = 322,512,459.39 : x
  2. Step 2: Convert to fraction form
    586,835,269.56/809,850,896.51 = 322,512,459.39/x
  3. Step 3: Cross multiply
    586,835,269.56x = 809,850,896.51 × 322,512,459.39
  4. Step 4: Simplify right side
    586,835,269.56x = 261,187,004,371,023,904
  5. Step 5: Solve for x
    x = 261,187,004,371,023,904/586,835,269.56
  6. Step 6: Final answer
    x = 445,077,209.77

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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.