Home / 152,848,263.07-210,939,458.55-115,103,857.96

Finding the Fourth Proportional to 152,848,263.07, 210,939,458.55 and 115,103,857.96

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Solution

The fourth proportional to 152,848,263.07, 210,939,458.55 and 115,103,857.96 is: 158,849,992.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,848,263.07 : 210,939,458.55 = 115,103,857.96 : x
  2. Step 2: Convert to fraction form
    152,848,263.07/210,939,458.55 = 115,103,857.96/x
  3. Step 3: Cross multiply
    152,848,263.07x = 210,939,458.55 × 115,103,857.96
  4. Step 4: Simplify right side
    152,848,263.07x = 24,279,945,475,098,508
  5. Step 5: Solve for x
    x = 24,279,945,475,098,508/152,848,263.07
  6. Step 6: Final answer
    x = 158,849,992.71

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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.