Home / 186,565,011.48-257,460,610.32-102,933,137.61

Finding the Fourth Proportional to 186,565,011.48, 257,460,610.32 and 102,933,137.61

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Solution

The fourth proportional to 186,565,011.48, 257,460,610.32 and 102,933,137.61 is: 142,048,223.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,565,011.48 : 257,460,610.32 = 102,933,137.61 : x
  2. Step 2: Convert to fraction form
    186,565,011.48/257,460,610.32 = 102,933,137.61/x
  3. Step 3: Cross multiply
    186,565,011.48x = 257,460,610.32 × 102,933,137.61
  4. Step 4: Simplify right side
    186,565,011.48x = 26,501,228,431,223,144
  5. Step 5: Solve for x
    x = 26,501,228,431,223,144/186,565,011.48
  6. Step 6: Final answer
    x = 142,048,223.41

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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.