Home / 125,882,663,288.54-188,921,912,583.26-87,862,242,033.40

Finding the Fourth Proportional to 125,882,663,288.54, 188,921,912,583.26 and 87,862,242,033.40

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Solution

The fourth proportional to 125,882,663,288.54, 188,921,912,583.26 and 87,862,242,033.40 is: 131,861,706,569.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,882,663,288.54 : 188,921,912,583.26 = 87,862,242,033.40 : x
  2. Step 2: Convert to fraction form
    125,882,663,288.54/188,921,912,583.26 = 87,862,242,033.40/x
  3. Step 3: Cross multiply
    125,882,663,288.54x = 188,921,912,583.26 × 87,862,242,033.40
  4. Step 4: Simplify right side
    125,882,663,288.54x = 16,599,102,808,802,660,974,592
  5. Step 5: Solve for x
    x = 16,599,102,808,802,660,974,592/125,882,663,288.54
  6. Step 6: Final answer
    x = 131,861,706,569.99

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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.