Home / 177,147,913.20-265,721,869.80-159,232,009.20

Finding the Fourth Proportional to 177,147,913.20, 265,721,869.80 and 159,232,009.20

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Solution

The fourth proportional to 177,147,913.20, 265,721,869.80 and 159,232,009.20 is: 238,848,013.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,147,913.20 : 265,721,869.80 = 159,232,009.20 : x
  2. Step 2: Convert to fraction form
    177,147,913.20/265,721,869.80 = 159,232,009.20/x
  3. Step 3: Cross multiply
    177,147,913.20x = 265,721,869.80 × 159,232,009.20
  4. Step 4: Simplify right side
    177,147,913.20x = 42,311,427,216,634,800
  5. Step 5: Solve for x
    x = 42,311,427,216,634,800/177,147,913.20
  6. Step 6: Final answer
    x = 238,848,013.80

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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.