Home / 133,450,875.14-200,206,496.84-72,038,715.66

Finding the Fourth Proportional to 133,450,875.14, 200,206,496.84 and 72,038,715.66

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Solution

The fourth proportional to 133,450,875.14, 200,206,496.84 and 72,038,715.66 is: 108,074,367.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,450,875.14 : 200,206,496.84 = 72,038,715.66 : x
  2. Step 2: Convert to fraction form
    133,450,875.14/200,206,496.84 = 72,038,715.66/x
  3. Step 3: Cross multiply
    133,450,875.14x = 200,206,496.84 × 72,038,715.66
  4. Step 4: Simplify right side
    133,450,875.14x = 14,422,618,898,781,254
  5. Step 5: Solve for x
    x = 14,422,618,898,781,254/133,450,875.14
  6. Step 6: Final answer
    x = 108,074,367.32

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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.