Home / 209,957,416.70-314,936,125.05-180,732,098.30

Finding the Fourth Proportional to 209,957,416.70, 314,936,125.05 and 180,732,098.30

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Solution

The fourth proportional to 209,957,416.70, 314,936,125.05 and 180,732,098.30 is: 271,098,147.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,957,416.70 : 314,936,125.05 = 180,732,098.30 : x
  2. Step 2: Convert to fraction form
    209,957,416.70/314,936,125.05 = 180,732,098.30/x
  3. Step 3: Cross multiply
    209,957,416.70x = 314,936,125.05 × 180,732,098.30
  4. Step 4: Simplify right side
    209,957,416.70x = 56,919,066,710,757,696
  5. Step 5: Solve for x
    x = 56,919,066,710,757,696/209,957,416.70
  6. Step 6: Final answer
    x = 271,098,147.45

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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.