Home / 331,956,860.54-457,674,537.69-272,197,960.34

Finding the Fourth Proportional to 331,956,860.54, 457,674,537.69 and 272,197,960.34

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Solution

The fourth proportional to 331,956,860.54, 457,674,537.69 and 272,197,960.34 is: 375,283,931.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,956,860.54 : 457,674,537.69 = 272,197,960.34 : x
  2. Step 2: Convert to fraction form
    331,956,860.54/457,674,537.69 = 272,197,960.34/x
  3. Step 3: Cross multiply
    331,956,860.54x = 457,674,537.69 × 272,197,960.34
  4. Step 4: Simplify right side
    331,956,860.54x = 124,578,075,658,770,448
  5. Step 5: Solve for x
    x = 124,578,075,658,770,448/331,956,860.54
  6. Step 6: Final answer
    x = 375,283,931.34

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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.