Home / 205,185,758.74-307,779,250.46-49,738,950.34

Finding the Fourth Proportional to 205,185,758.74, 307,779,250.46 and 49,738,950.34

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Solution

The fourth proportional to 205,185,758.74, 307,779,250.46 and 49,738,950.34 is: 74,608,573.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,185,758.74 : 307,779,250.46 = 49,738,950.34 : x
  2. Step 2: Convert to fraction form
    205,185,758.74/307,779,250.46 = 49,738,950.34/x
  3. Step 3: Cross multiply
    205,185,758.74x = 307,779,250.46 × 49,738,950.34
  4. Step 4: Simplify right side
    205,185,758.74x = 15,308,616,854,312,362
  5. Step 5: Solve for x
    x = 15,308,616,854,312,362/205,185,758.74
  6. Step 6: Final answer
    x = 74,608,573.95

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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.