Home / 488,318,008-673,712,185.44-302,611,264.96

Finding the Fourth Proportional to 488,318,008, 673,712,185.44 and 302,611,264.96

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Solution

The fourth proportional to 488,318,008, 673,712,185.44 and 302,611,264.96 is: 417,500,262.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,318,008 : 673,712,185.44 = 302,611,264.96 : x
  2. Step 2: Convert to fraction form
    488,318,008/673,712,185.44 = 302,611,264.96/x
  3. Step 3: Cross multiply
    488,318,008x = 673,712,185.44 × 302,611,264.96
  4. Step 4: Simplify right side
    488,318,008x = 203,872,896,654,964,512
  5. Step 5: Solve for x
    x = 203,872,896,654,964,512/488,318,008
  6. Step 6: Final answer
    x = 417,500,262.77

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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.