Home / 316,329,892.31-436,502,018.49-175,197,415.65

Finding the Fourth Proportional to 316,329,892.31, 436,502,018.49 and 175,197,415.65

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Solution

The fourth proportional to 316,329,892.31, 436,502,018.49 and 175,197,415.65 is: 241,754,027.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,329,892.31 : 436,502,018.49 = 175,197,415.65 : x
  2. Step 2: Convert to fraction form
    316,329,892.31/436,502,018.49 = 175,197,415.65/x
  3. Step 3: Cross multiply
    316,329,892.31x = 436,502,018.49 × 175,197,415.65
  4. Step 4: Simplify right side
    316,329,892.31x = 76,474,025,565,456,512
  5. Step 5: Solve for x
    x = 76,474,025,565,456,512/316,329,892.31
  6. Step 6: Final answer
    x = 241,754,027.76

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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.