Home / 486,366,137.07-729,439,801.77-223,798,826.31

Finding the Fourth Proportional to 486,366,137.07, 729,439,801.77 and 223,798,826.31

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Solution

The fourth proportional to 486,366,137.07, 729,439,801.77 and 223,798,826.31 is: 335,647,897.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,366,137.07 : 729,439,801.77 = 223,798,826.31 : x
  2. Step 2: Convert to fraction form
    486,366,137.07/729,439,801.77 = 223,798,826.31/x
  3. Step 3: Cross multiply
    486,366,137.07x = 729,439,801.77 × 223,798,826.31
  4. Step 4: Simplify right side
    486,366,137.07x = 163,247,771,499,925,056
  5. Step 5: Solve for x
    x = 163,247,771,499,925,056/486,366,137.07
  6. Step 6: Final answer
    x = 335,647,897.86

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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.