Home / 159,367,079.80-239,050,619.70-145,762,190.20

Finding the Fourth Proportional to 159,367,079.80, 239,050,619.70 and 145,762,190.20

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Solution

The fourth proportional to 159,367,079.80, 239,050,619.70 and 145,762,190.20 is: 218,643,285.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,367,079.80 : 239,050,619.70 = 145,762,190.20 : x
  2. Step 2: Convert to fraction form
    159,367,079.80/239,050,619.70 = 145,762,190.20/x
  3. Step 3: Cross multiply
    159,367,079.80x = 239,050,619.70 × 145,762,190.20
  4. Step 4: Simplify right side
    159,367,079.80x = 34,844,541,896,139,264
  5. Step 5: Solve for x
    x = 34,844,541,896,139,264/159,367,079.80
  6. Step 6: Final answer
    x = 218,643,285.30

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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.