Home / 516,900,622.46-713,325,076.72-281,956,402.94

Finding the Fourth Proportional to 516,900,622.46, 713,325,076.72 and 281,956,402.94

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Solution

The fourth proportional to 516,900,622.46, 713,325,076.72 and 281,956,402.94 is: 389,101,045.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,900,622.46 : 713,325,076.72 = 281,956,402.94 : x
  2. Step 2: Convert to fraction form
    516,900,622.46/713,325,076.72 = 281,956,402.94/x
  3. Step 3: Cross multiply
    516,900,622.46x = 713,325,076.72 × 281,956,402.94
  4. Step 4: Simplify right side
    516,900,622.46x = 201,126,572,758,870,752
  5. Step 5: Solve for x
    x = 201,126,572,758,870,752/516,900,622.46
  6. Step 6: Final answer
    x = 389,101,045.77

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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.