Home / 264,570,826.64-396,830,578.22-80,339,896.50

Finding the Fourth Proportional to 264,570,826.64, 396,830,578.22 and 80,339,896.50

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Solution

The fourth proportional to 264,570,826.64, 396,830,578.22 and 80,339,896.50 is: 120,502,052.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,570,826.64 : 396,830,578.22 = 80,339,896.50 : x
  2. Step 2: Convert to fraction form
    264,570,826.64/396,830,578.22 = 80,339,896.50/x
  3. Step 3: Cross multiply
    264,570,826.64x = 396,830,578.22 × 80,339,896.50
  4. Step 4: Simplify right side
    264,570,826.64x = 31,881,327,581,828,252
  5. Step 5: Solve for x
    x = 31,881,327,581,828,252/264,570,826.64
  6. Step 6: Final answer
    x = 120,502,052.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.