Home / 362,505,516.17-500,170,347.96-211,712,656.91

Finding the Fourth Proportional to 362,505,516.17, 500,170,347.96 and 211,712,656.91

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Solution

The fourth proportional to 362,505,516.17, 500,170,347.96 and 211,712,656.91 is: 292,112,501.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,505,516.17 : 500,170,347.96 = 211,712,656.91 : x
  2. Step 2: Convert to fraction form
    362,505,516.17/500,170,347.96 = 211,712,656.91/x
  3. Step 3: Cross multiply
    362,505,516.17x = 500,170,347.96 × 211,712,656.91
  4. Step 4: Simplify right side
    362,505,516.17x = 105,892,393,273,152,224
  5. Step 5: Solve for x
    x = 105,892,393,273,152,224/362,505,516.17
  6. Step 6: Final answer
    x = 292,112,501.88

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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.