Home / 159,433,422.80-239,150,134.20-145,828,533.20

Finding the Fourth Proportional to 159,433,422.80, 239,150,134.20 and 145,828,533.20

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Solution

The fourth proportional to 159,433,422.80, 239,150,134.20 and 145,828,533.20 is: 218,742,799.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,433,422.80 : 239,150,134.20 = 145,828,533.20 : x
  2. Step 2: Convert to fraction form
    159,433,422.80/239,150,134.20 = 145,828,533.20/x
  3. Step 3: Cross multiply
    159,433,422.80x = 239,150,134.20 × 145,828,533.20
  4. Step 4: Simplify right side
    159,433,422.80x = 34,874,913,284,969,152
  5. Step 5: Solve for x
    x = 34,874,913,284,969,152/159,433,422.80
  6. Step 6: Final answer
    x = 218,742,799.80

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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.