Home / 177,160,688.30-265,741,032.46-81,609,200.30

Finding the Fourth Proportional to 177,160,688.30, 265,741,032.46 and 81,609,200.30

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Solution

The fourth proportional to 177,160,688.30, 265,741,032.46 and 81,609,200.30 is: 122,413,800.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,160,688.30 : 265,741,032.46 = 81,609,200.30 : x
  2. Step 2: Convert to fraction form
    177,160,688.30/265,741,032.46 = 81,609,200.30/x
  3. Step 3: Cross multiply
    177,160,688.30x = 265,741,032.46 × 81,609,200.30
  4. Step 4: Simplify right side
    177,160,688.30x = 21,686,913,145,956,940
  5. Step 5: Solve for x
    x = 21,686,913,145,956,940/177,160,688.30
  6. Step 6: Final answer
    x = 122,413,800.45

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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.