Home / 470,529,474.30-649,327,091.15-258,831,758.04

Finding the Fourth Proportional to 470,529,474.30, 649,327,091.15 and 258,831,758.04

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Solution

The fourth proportional to 470,529,474.30, 649,327,091.15 and 258,831,758.04 is: 357,185,854.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,529,474.30 : 649,327,091.15 = 258,831,758.04 : x
  2. Step 2: Convert to fraction form
    470,529,474.30/649,327,091.15 = 258,831,758.04/x
  3. Step 3: Cross multiply
    470,529,474.30x = 649,327,091.15 × 258,831,758.04
  4. Step 4: Simplify right side
    470,529,474.30x = 168,066,472,544,059,648
  5. Step 5: Solve for x
    x = 168,066,472,544,059,648/470,529,474.30
  6. Step 6: Final answer
    x = 357,185,854.92

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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.