Home / 336,806,672.30-505,210,008.45-155,408,144.30

Finding the Fourth Proportional to 336,806,672.30, 505,210,008.45 and 155,408,144.30

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Solution

The fourth proportional to 336,806,672.30, 505,210,008.45 and 155,408,144.30 is: 233,112,216.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,806,672.30 : 505,210,008.45 = 155,408,144.30 : x
  2. Step 2: Convert to fraction form
    336,806,672.30/505,210,008.45 = 155,408,144.30/x
  3. Step 3: Cross multiply
    336,806,672.30x = 505,210,008.45 × 155,408,144.30
  4. Step 4: Simplify right side
    336,806,672.30x = 78,513,749,895,001,824
  5. Step 5: Solve for x
    x = 78,513,749,895,001,824/336,806,672.30
  6. Step 6: Final answer
    x = 233,112,216.45

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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.