Home / 534,699,106.60-802,048,659.90-515,328,082.15

Finding the Fourth Proportional to 534,699,106.60, 802,048,659.90 and 515,328,082.15

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Solution

The fourth proportional to 534,699,106.60, 802,048,659.90 and 515,328,082.15 is: 772,992,123.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,699,106.60 : 802,048,659.90 = 515,328,082.15 : x
  2. Step 2: Convert to fraction form
    534,699,106.60/802,048,659.90 = 515,328,082.15/x
  3. Step 3: Cross multiply
    534,699,106.60x = 802,048,659.90 × 515,328,082.15
  4. Step 4: Simplify right side
    534,699,106.60x = 413,318,197,697,244,608
  5. Step 5: Solve for x
    x = 413,318,197,697,244,608/534,699,106.60
  6. Step 6: Final answer
    x = 772,992,123.23

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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.