Home / 880,925,708.33-1,215,709,440.83-504,655,017.59

Finding the Fourth Proportional to 880,925,708.33, 1,215,709,440.83 and 504,655,017.59

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Solution

The fourth proportional to 880,925,708.33, 1,215,709,440.83 and 504,655,017.59 is: 696,442,235.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,925,708.33 : 1,215,709,440.83 = 504,655,017.59 : x
  2. Step 2: Convert to fraction form
    880,925,708.33/1,215,709,440.83 = 504,655,017.59/x
  3. Step 3: Cross multiply
    880,925,708.33x = 1,215,709,440.83 × 504,655,017.59
  4. Step 4: Simplify right side
    880,925,708.33x = 613,513,869,237,790,848
  5. Step 5: Solve for x
    x = 613,513,869,237,790,848/880,925,708.33
  6. Step 6: Final answer
    x = 696,442,235.07

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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.