Home / 880,590,935.94-1,215,216,273.44-484,120,670.96

Finding the Fourth Proportional to 880,590,935.94, 1,215,216,273.44 and 484,120,670.96

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Solution

The fourth proportional to 880,590,935.94, 1,215,216,273.44 and 484,120,670.96 is: 668,086,955.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,590,935.94 : 1,215,216,273.44 = 484,120,670.96 : x
  2. Step 2: Convert to fraction form
    880,590,935.94/1,215,216,273.44 = 484,120,670.96/x
  3. Step 3: Cross multiply
    880,590,935.94x = 1,215,216,273.44 × 484,120,670.96
  4. Step 4: Simplify right side
    880,590,935.94x = 588,311,317,659,283,584
  5. Step 5: Solve for x
    x = 588,311,317,659,283,584/880,590,935.94
  6. Step 6: Final answer
    x = 668,086,955.76

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1.5x scale

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.