Home / 336,806,490.30-505,209,735.45-164,393,907.90

Finding the Fourth Proportional to 336,806,490.30, 505,209,735.45 and 164,393,907.90

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Solution

The fourth proportional to 336,806,490.30, 505,209,735.45 and 164,393,907.90 is: 246,590,861.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,806,490.30 : 505,209,735.45 = 164,393,907.90 : x
  2. Step 2: Convert to fraction form
    336,806,490.30/505,209,735.45 = 164,393,907.90/x
  3. Step 3: Cross multiply
    336,806,490.30x = 505,209,735.45 × 164,393,907.90
  4. Step 4: Simplify right side
    336,806,490.30x = 83,053,402,719,750,672
  5. Step 5: Solve for x
    x = 83,053,402,719,750,672/336,806,490.30
  6. Step 6: Final answer
    x = 246,590,861.85

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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.