Home / 186,891,187,711.61-257,906,477,122.11-105,599,265,303.26

Finding the Fourth Proportional to 186,891,187,711.61, 257,906,477,122.11 and 105,599,265,303.26

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Solution

The fourth proportional to 186,891,187,711.61, 257,906,477,122.11 and 105,599,265,303.26 is: 145,725,086,530.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,891,187,711.61 : 257,906,477,122.11 = 105,599,265,303.26 : x
  2. Step 2: Convert to fraction form
    186,891,187,711.61/257,906,477,122.11 = 105,599,265,303.26/x
  3. Step 3: Cross multiply
    186,891,187,711.61x = 257,906,477,122.11 × 105,599,265,303.26
  4. Step 4: Simplify right side
    186,891,187,711.61x = 27,234,734,501,046,847,012,864
  5. Step 5: Solve for x
    x = 27,234,734,501,046,847,012,864/186,891,187,711.61
  6. Step 6: Final answer
    x = 145,725,086,530.42

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1.5x scale

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.