Home / 2,985,558,711.40-4,480,353,606.30-1,947,891,946.60

Finding the Fourth Proportional to 2,985,558,711.40, 4,480,353,606.30 and 1,947,891,946.60

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Solution

The fourth proportional to 2,985,558,711.40, 4,480,353,606.30 and 1,947,891,946.60 is: 2,923,152,934.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,985,558,711.40 : 4,480,353,606.30 = 1,947,891,946.60 : x
  2. Step 2: Convert to fraction form
    2,985,558,711.40/4,480,353,606.30 = 1,947,891,946.60/x
  3. Step 3: Cross multiply
    2,985,558,711.40x = 4,480,353,606.30 × 1,947,891,946.60
  4. Step 4: Simplify right side
    2,985,558,711.40x = 8,727,244,707,632,036,864
  5. Step 5: Solve for x
    x = 8,727,244,707,632,036,864/2,985,558,711.40
  6. Step 6: Final answer
    x = 2,923,152,934.26

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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.