Home / 2,588,042,766.80-3,882,064,150.20-1,853,378,728.40

Finding the Fourth Proportional to 2,588,042,766.80, 3,882,064,150.20 and 1,853,378,728.40

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Solution

The fourth proportional to 2,588,042,766.80, 3,882,064,150.20 and 1,853,378,728.40 is: 2,780,068,092.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,588,042,766.80 : 3,882,064,150.20 = 1,853,378,728.40 : x
  2. Step 2: Convert to fraction form
    2,588,042,766.80/3,882,064,150.20 = 1,853,378,728.40/x
  3. Step 3: Cross multiply
    2,588,042,766.80x = 3,882,064,150.20 × 1,853,378,728.40
  4. Step 4: Simplify right side
    2,588,042,766.80x = 7,194,935,118,264,902,656
  5. Step 5: Solve for x
    x = 7,194,935,118,264,902,656/2,588,042,766.80
  6. Step 6: Final answer
    x = 2,780,068,092.60

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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.