Home / 336,806,448.30-505,209,672.45-164,393,865.90

Finding the Fourth Proportional to 336,806,448.30, 505,209,672.45 and 164,393,865.90

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Solution

The fourth proportional to 336,806,448.30, 505,209,672.45 and 164,393,865.90 is: 246,590,798.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,806,448.30 : 505,209,672.45 = 164,393,865.90 : x
  2. Step 2: Convert to fraction form
    336,806,448.30/505,209,672.45 = 164,393,865.90/x
  3. Step 3: Cross multiply
    336,806,448.30x = 505,209,672.45 × 164,393,865.90
  4. Step 4: Simplify right side
    336,806,448.30x = 83,053,371,144,128,224
  5. Step 5: Solve for x
    x = 83,053,371,144,128,224/336,806,448.30
  6. Step 6: Final answer
    x = 246,590,798.85

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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.