Home / 560,158,394.23-773,086,368.96-318,813,048.77

Finding the Fourth Proportional to 560,158,394.23, 773,086,368.96 and 318,813,048.77

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Solution

The fourth proportional to 560,158,394.23, 773,086,368.96 and 318,813,048.77 is: 440,000,586.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,158,394.23 : 773,086,368.96 = 318,813,048.77 : x
  2. Step 2: Convert to fraction form
    560,158,394.23/773,086,368.96 = 318,813,048.77/x
  3. Step 3: Cross multiply
    560,158,394.23x = 773,086,368.96 × 318,813,048.77
  4. Step 4: Simplify right side
    560,158,394.23x = 246,470,022,246,801,248
  5. Step 5: Solve for x
    x = 246,470,022,246,801,248/560,158,394.23
  6. Step 6: Final answer
    x = 440,000,586.95

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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.