Home / 175,880,221.20-263,820,331.80-147,662,672.40

Finding the Fourth Proportional to 175,880,221.20, 263,820,331.80 and 147,662,672.40

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Solution

The fourth proportional to 175,880,221.20, 263,820,331.80 and 147,662,672.40 is: 221,494,008.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,880,221.20 : 263,820,331.80 = 147,662,672.40 : x
  2. Step 2: Convert to fraction form
    175,880,221.20/263,820,331.80 = 147,662,672.40/x
  3. Step 3: Cross multiply
    175,880,221.20x = 263,820,331.80 × 147,662,672.40
  4. Step 4: Simplify right side
    175,880,221.20x = 38,956,415,227,042,704
  5. Step 5: Solve for x
    x = 38,956,415,227,042,704/175,880,221.20
  6. Step 6: Final answer
    x = 221,494,008.60

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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.