Home / 84,787,999.80-127,191,330.90-30,946,975.80

Finding the Fourth Proportional to 84,787,999.80, 127,191,330.90 and 30,946,975.80

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Solution

The fourth proportional to 84,787,999.80, 127,191,330.90 and 30,946,975.80 is: 46,423,869.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,787,999.80 : 127,191,330.90 = 30,946,975.80 : x
  2. Step 2: Convert to fraction form
    84,787,999.80/127,191,330.90 = 30,946,975.80/x
  3. Step 3: Cross multiply
    84,787,999.80x = 127,191,330.90 × 30,946,975.80
  4. Step 4: Simplify right side
    84,787,999.80x = 3,936,187,039,332,092.50
  5. Step 5: Solve for x
    x = 3,936,187,039,332,092.50/84,787,999.80
  6. Step 6: Final answer
    x = 46,423,869.52

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1.5x scale

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.