Home / 503,269,055,306.40-694,506,602,635.92-274,898,209,890.72

Finding the Fourth Proportional to 503,269,055,306.40, 694,506,602,635.92 and 274,898,209,890.72

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Solution

The fourth proportional to 503,269,055,306.40, 694,506,602,635.92 and 274,898,209,890.72 is: 379,356,965,839.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,269,055,306.40 : 694,506,602,635.92 = 274,898,209,890.72 : x
  2. Step 2: Convert to fraction form
    503,269,055,306.40/694,506,602,635.92 = 274,898,209,890.72/x
  3. Step 3: Cross multiply
    503,269,055,306.40x = 694,506,602,635.92 × 274,898,209,890.72
  4. Step 4: Simplify right side
    503,269,055,306.40x = 190,918,621,821,899,993,251,840
  5. Step 5: Solve for x
    x = 190,918,621,821,899,993,251,840/503,269,055,306.40
  6. Step 6: Final answer
    x = 379,356,965,839.41

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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.