Home / 1,123,783,422,277.40-1,550,817,212,320.20-609,949,215,396.72

Finding the Fourth Proportional to 1,123,783,422,277.40, 1,550,817,212,320.20 and 609,949,215,396.72

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Solution

The fourth proportional to 1,123,783,422,277.40, 1,550,817,212,320.20 and 609,949,215,396.72 is: 841,727,794,810.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,783,422,277.40 : 1,550,817,212,320.20 = 609,949,215,396.72 : x
  2. Step 2: Convert to fraction form
    1,123,783,422,277.40/1,550,817,212,320.20 = 609,949,215,396.72/x
  3. Step 3: Cross multiply
    1,123,783,422,277.40x = 1,550,817,212,320.20 × 609,949,215,396.72
  4. Step 4: Simplify right side
    1,123,783,422,277.40x = 945,919,741,878,434,508,308,480
  5. Step 5: Solve for x
    x = 945,919,741,878,434,508,308,480/1,123,783,422,277.40
  6. Step 6: Final answer
    x = 841,727,794,810.75

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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.