Home / 503,058,554,503.64-754,323,054,045.72-343,927,162,543.40

Finding the Fourth Proportional to 503,058,554,503.64, 754,323,054,045.72 and 343,927,162,543.40

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Solution

The fourth proportional to 503,058,554,503.64, 754,323,054,045.72 and 343,927,162,543.40 is: 515,709,722,648.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,058,554,503.64 : 754,323,054,045.72 = 343,927,162,543.40 : x
  2. Step 2: Convert to fraction form
    503,058,554,503.64/754,323,054,045.72 = 343,927,162,543.40/x
  3. Step 3: Cross multiply
    503,058,554,503.64x = 754,323,054,045.72 × 343,927,162,543.40
  4. Step 4: Simplify right side
    503,058,554,503.64x = 259,432,187,619,016,261,500,928
  5. Step 5: Solve for x
    x = 259,432,187,619,016,261,500,928/503,058,554,503.64
  6. Step 6: Final answer
    x = 515,709,722,648.48

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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.