Home / 1,802,736,523.81-2,700,584,819.45-1,242,398,253.35

Finding the Fourth Proportional to 1,802,736,523.81, 2,700,584,819.45 and 1,242,398,253.35

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Solution

The fourth proportional to 1,802,736,523.81, 2,700,584,819.45 and 1,242,398,253.35 is: 1,861,171,512.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,802,736,523.81 : 2,700,584,819.45 = 1,242,398,253.35 : x
  2. Step 2: Convert to fraction form
    1,802,736,523.81/2,700,584,819.45 = 1,242,398,253.35/x
  3. Step 3: Cross multiply
    1,802,736,523.81x = 2,700,584,819.45 × 1,242,398,253.35
  4. Step 4: Simplify right side
    1,802,736,523.81x = 3,355,201,862,708,204,544
  5. Step 5: Solve for x
    x = 3,355,201,862,708,204,544/1,802,736,523.81
  6. Step 6: Final answer
    x = 1,861,171,512.53

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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.