Home / 336,806,673.30-505,210,009.95-155,408,145.30

Finding the Fourth Proportional to 336,806,673.30, 505,210,009.95 and 155,408,145.30

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Solution

The fourth proportional to 336,806,673.30, 505,210,009.95 and 155,408,145.30 is: 233,112,217.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,806,673.30 : 505,210,009.95 = 155,408,145.30 : x
  2. Step 2: Convert to fraction form
    336,806,673.30/505,210,009.95 = 155,408,145.30/x
  3. Step 3: Cross multiply
    336,806,673.30x = 505,210,009.95 × 155,408,145.30
  4. Step 4: Simplify right side
    336,806,673.30x = 78,513,750,633,324,048
  5. Step 5: Solve for x
    x = 78,513,750,633,324,048/336,806,673.30
  6. Step 6: Final answer
    x = 233,112,217.95

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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.