Home / 343,727,835.73-515,586,705.22-84,943,049.02

Finding the Fourth Proportional to 343,727,835.73, 515,586,705.22 and 84,943,049.02

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Solution

The fourth proportional to 343,727,835.73, 515,586,705.22 and 84,943,049.02 is: 127,413,325.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,727,835.73 : 515,586,705.22 = 84,943,049.02 : x
  2. Step 2: Convert to fraction form
    343,727,835.73/515,586,705.22 = 84,943,049.02/x
  3. Step 3: Cross multiply
    343,727,835.73x = 515,586,705.22 × 84,943,049.02
  4. Step 4: Simplify right side
    343,727,835.73x = 43,795,506,774,379,960
  5. Step 5: Solve for x
    x = 43,795,506,774,379,960/343,727,835.73
  6. Step 6: Final answer
    x = 127,413,325.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.