Home / 352,638,702.69-527,807,038.23-259,240,950.69

Finding the Fourth Proportional to 352,638,702.69, 527,807,038.23 and 259,240,950.69

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Solution

The fourth proportional to 352,638,702.69, 527,807,038.23 and 259,240,950.69 is: 388,015,261.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,638,702.69 : 527,807,038.23 = 259,240,950.69 : x
  2. Step 2: Convert to fraction form
    352,638,702.69/527,807,038.23 = 259,240,950.69/x
  3. Step 3: Cross multiply
    352,638,702.69x = 527,807,038.23 × 259,240,950.69
  4. Step 4: Simplify right side
    352,638,702.69x = 136,829,198,371,618,384
  5. Step 5: Solve for x
    x = 136,829,198,371,618,384/352,638,702.69
  6. Step 6: Final answer
    x = 388,015,261.31

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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.