Home / 209,957,426.70-314,936,140.05-180,732,108.30

Finding the Fourth Proportional to 209,957,426.70, 314,936,140.05 and 180,732,108.30

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Solution

The fourth proportional to 209,957,426.70, 314,936,140.05 and 180,732,108.30 is: 271,098,162.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,957,426.70 : 314,936,140.05 = 180,732,108.30 : x
  2. Step 2: Convert to fraction form
    209,957,426.70/314,936,140.05 = 180,732,108.30/x
  3. Step 3: Cross multiply
    209,957,426.70x = 314,936,140.05 × 180,732,108.30
  4. Step 4: Simplify right side
    209,957,426.70x = 56,919,072,571,100,576
  5. Step 5: Solve for x
    x = 56,919,072,571,100,576/209,957,426.70
  6. Step 6: Final answer
    x = 271,098,162.45

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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.