Home / 576,562,916.55-795,646,990.92-312,242,761.83

Finding the Fourth Proportional to 576,562,916.55, 795,646,990.92 and 312,242,761.83

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Solution

The fourth proportional to 576,562,916.55, 795,646,990.92 and 312,242,761.83 is: 430,889,685.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,562,916.55 : 795,646,990.92 = 312,242,761.83 : x
  2. Step 2: Convert to fraction form
    576,562,916.55/795,646,990.92 = 312,242,761.83/x
  3. Step 3: Cross multiply
    576,562,916.55x = 795,646,990.92 × 312,242,761.83
  4. Step 4: Simplify right side
    576,562,916.55x = 248,435,013,886,589,696
  5. Step 5: Solve for x
    x = 248,435,013,886,589,696/576,562,916.55
  6. Step 6: Final answer
    x = 430,889,685.68

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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.