Home / 369,682,450.76-510,159,927.48-202,415,675.24

Finding the Fourth Proportional to 369,682,450.76, 510,159,927.48 and 202,415,675.24

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Solution

The fourth proportional to 369,682,450.76, 510,159,927.48 and 202,415,675.24 is: 279,332,616.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,682,450.76 : 510,159,927.48 = 202,415,675.24 : x
  2. Step 2: Convert to fraction form
    369,682,450.76/510,159,927.48 = 202,415,675.24/x
  3. Step 3: Cross multiply
    369,682,450.76x = 510,159,927.48 × 202,415,675.24
  4. Step 4: Simplify right side
    369,682,450.76x = 103,264,366,201,769,968
  5. Step 5: Solve for x
    x = 103,264,366,201,769,968/369,682,450.76
  6. Step 6: Final answer
    x = 279,332,616.38

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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.