Home / 369,718,889.46-510,228,009.84-204,706,473.54

Finding the Fourth Proportional to 369,718,889.46, 510,228,009.84 and 204,706,473.54

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Solution

The fourth proportional to 369,718,889.46, 510,228,009.84 and 204,706,473.54 is: 282,503,760.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,718,889.46 : 510,228,009.84 = 204,706,473.54 : x
  2. Step 2: Convert to fraction form
    369,718,889.46/510,228,009.84 = 204,706,473.54/x
  3. Step 3: Cross multiply
    369,718,889.46x = 510,228,009.84 × 204,706,473.54
  4. Step 4: Simplify right side
    369,718,889.46x = 104,446,976,595,678,816
  5. Step 5: Solve for x
    x = 104,446,976,595,678,816/369,718,889.46
  6. Step 6: Final answer
    x = 282,503,760.49

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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.