Home / 131,513,401.80-197,648,016.30-114,885,203.40

Finding the Fourth Proportional to 131,513,401.80, 197,648,016.30 and 114,885,203.40

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Solution

The fourth proportional to 131,513,401.80, 197,648,016.30 and 114,885,203.40 is: 172,657,936.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,513,401.80 : 197,648,016.30 = 114,885,203.40 : x
  2. Step 2: Convert to fraction form
    131,513,401.80/197,648,016.30 = 114,885,203.40/x
  3. Step 3: Cross multiply
    131,513,401.80x = 197,648,016.30 × 114,885,203.40
  4. Step 4: Simplify right side
    131,513,401.80x = 22,706,832,554,232,016
  5. Step 5: Solve for x
    x = 22,706,832,554,232,016/131,513,401.80
  6. Step 6: Final answer
    x = 172,657,936.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.