Home / 133,450,877.73-200,206,500.81-72,038,718.30

Finding the Fourth Proportional to 133,450,877.73, 200,206,500.81 and 72,038,718.30

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Solution

The fourth proportional to 133,450,877.73, 200,206,500.81 and 72,038,718.30 is: 108,074,371.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,450,877.73 : 200,206,500.81 = 72,038,718.30 : x
  2. Step 2: Convert to fraction form
    133,450,877.73/200,206,500.81 = 72,038,718.30/x
  3. Step 3: Cross multiply
    133,450,877.73x = 200,206,500.81 × 72,038,718.30
  4. Step 4: Simplify right side
    133,450,877.73x = 14,422,619,713,680,312
  5. Step 5: Solve for x
    x = 14,422,619,713,680,312/133,450,877.73
  6. Step 6: Final answer
    x = 108,074,371.33

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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.