Home / 238,731,169,807.80-329,477,903,581.92-135,873,299,231.52

Finding the Fourth Proportional to 238,731,169,807.80, 329,477,903,581.92 and 135,873,299,231.52

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Solution

The fourth proportional to 238,731,169,807.80, 329,477,903,581.92 and 135,873,299,231.52 is: 187,521,595,188.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,731,169,807.80 : 329,477,903,581.92 = 135,873,299,231.52 : x
  2. Step 2: Convert to fraction form
    238,731,169,807.80/329,477,903,581.92 = 135,873,299,231.52/x
  3. Step 3: Cross multiply
    238,731,169,807.80x = 329,477,903,581.92 × 135,873,299,231.52
  4. Step 4: Simplify right side
    238,731,169,807.80x = 44,767,249,783,560,106,672,128
  5. Step 5: Solve for x
    x = 44,767,249,783,560,106,672,128/238,731,169,807.80
  6. Step 6: Final answer
    x = 187,521,595,188.44

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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.