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Finding the Fourth Proportional to 545,951,155.68, 818,926,735.68 and 182,445,511.68

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Solution

The fourth proportional to 545,951,155.68, 818,926,735.68 and 182,445,511.68 is: 273,668,268.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,951,155.68 : 818,926,735.68 = 182,445,511.68 : x
  2. Step 2: Convert to fraction form
    545,951,155.68/818,926,735.68 = 182,445,511.68/x
  3. Step 3: Cross multiply
    545,951,155.68x = 818,926,735.68 × 182,445,511.68
  4. Step 4: Simplify right side
    545,951,155.68x = 149,409,507,319,569,696
  5. Step 5: Solve for x
    x = 149,409,507,319,569,696/545,951,155.68
  6. Step 6: Final answer
    x = 273,668,268.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.