Home / 152,953,207.20-211,072,758.48-83,339,163.36

Finding the Fourth Proportional to 152,953,207.20, 211,072,758.48 and 83,339,163.36

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Solution

The fourth proportional to 152,953,207.20, 211,072,758.48 and 83,339,163.36 is: 115,006,592.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,953,207.20 : 211,072,758.48 = 83,339,163.36 : x
  2. Step 2: Convert to fraction form
    152,953,207.20/211,072,758.48 = 83,339,163.36/x
  3. Step 3: Cross multiply
    152,953,207.20x = 211,072,758.48 × 83,339,163.36
  4. Step 4: Simplify right side
    152,953,207.20x = 17,590,627,099,810,544
  5. Step 5: Solve for x
    x = 17,590,627,099,810,544/152,953,207.20
  6. Step 6: Final answer
    x = 115,006,592.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.