Home / 146,139,112.09-201,671,957.92-87,401,767.79

Finding the Fourth Proportional to 146,139,112.09, 201,671,957.92 and 87,401,767.79

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Solution

The fourth proportional to 146,139,112.09, 201,671,957.92 and 87,401,767.79 is: 120,614,429.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,139,112.09 : 201,671,957.92 = 87,401,767.79 : x
  2. Step 2: Convert to fraction form
    146,139,112.09/201,671,957.92 = 87,401,767.79/x
  3. Step 3: Cross multiply
    146,139,112.09x = 201,671,957.92 × 87,401,767.79
  4. Step 4: Simplify right side
    146,139,112.09x = 17,626,485,634,651,626
  5. Step 5: Solve for x
    x = 17,626,485,634,651,626/146,139,112.09
  6. Step 6: Final answer
    x = 120,614,429.52

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