Home / 309,946,051.70-464,919,077.55-173,897,155.70

Finding the Fourth Proportional to 309,946,051.70, 464,919,077.55 and 173,897,155.70

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Solution

The fourth proportional to 309,946,051.70, 464,919,077.55 and 173,897,155.70 is: 260,845,733.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,946,051.70 : 464,919,077.55 = 173,897,155.70 : x
  2. Step 2: Convert to fraction form
    309,946,051.70/464,919,077.55 = 173,897,155.70/x
  3. Step 3: Cross multiply
    309,946,051.70x = 464,919,077.55 × 173,897,155.70
  4. Step 4: Simplify right side
    309,946,051.70x = 80,848,105,216,612,720
  5. Step 5: Solve for x
    x = 80,848,105,216,612,720/309,946,051.70
  6. Step 6: Final answer
    x = 260,845,733.55

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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.