Home / 807,206,318.18-1,113,944,676.46-435,928,313.78

Finding the Fourth Proportional to 807,206,318.18, 1,113,944,676.46 and 435,928,313.78

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Solution

The fourth proportional to 807,206,318.18, 1,113,944,676.46 and 435,928,313.78 is: 601,581,050.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,206,318.18 : 1,113,944,676.46 = 435,928,313.78 : x
  2. Step 2: Convert to fraction form
    807,206,318.18/1,113,944,676.46 = 435,928,313.78/x
  3. Step 3: Cross multiply
    807,206,318.18x = 1,113,944,676.46 × 435,928,313.78
  4. Step 4: Simplify right side
    807,206,318.18x = 485,600,024,453,415,424
  5. Step 5: Solve for x
    x = 485,600,024,453,415,424/807,206,318.18
  6. Step 6: Final answer
    x = 601,581,050.00

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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.