Home / 806,786,529.23-1,113,336,017.12-449,535,847.79

Finding the Fourth Proportional to 806,786,529.23, 1,113,336,017.12 and 449,535,847.79

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Solution

The fourth proportional to 806,786,529.23, 1,113,336,017.12 and 449,535,847.79 is: 620,343,092.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,786,529.23 : 1,113,336,017.12 = 449,535,847.79 : x
  2. Step 2: Convert to fraction form
    806,786,529.23/1,113,336,017.12 = 449,535,847.79/x
  3. Step 3: Cross multiply
    806,786,529.23x = 1,113,336,017.12 × 449,535,847.79
  4. Step 4: Simplify right side
    806,786,529.23x = 500,484,450,323,366,848
  5. Step 5: Solve for x
    x = 500,484,450,323,366,848/806,786,529.23
  6. Step 6: Final answer
    x = 620,343,092.25

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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.