Home / 436,685,281.11-655,343,983.26-170,830,207.71

Finding the Fourth Proportional to 436,685,281.11, 655,343,983.26 and 170,830,207.71

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Solution

The fourth proportional to 436,685,281.11, 655,343,983.26 and 170,830,207.71 is: 256,368,954.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,685,281.11 : 655,343,983.26 = 170,830,207.71 : x
  2. Step 2: Convert to fraction form
    436,685,281.11/655,343,983.26 = 170,830,207.71/x
  3. Step 3: Cross multiply
    436,685,281.11x = 655,343,983.26 × 170,830,207.71
  4. Step 4: Simplify right side
    436,685,281.11x = 111,952,548,781,804,560
  5. Step 5: Solve for x
    x = 111,952,548,781,804,560/436,685,281.11
  6. Step 6: Final answer
    x = 256,368,954.08

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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.