Home / 304,610,018.78-457,175,932.52-302,317,182.97

Finding the Fourth Proportional to 304,610,018.78, 457,175,932.52 and 302,317,182.97

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Solution

The fourth proportional to 304,610,018.78, 457,175,932.52 and 302,317,182.97 is: 453,734,714.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,610,018.78 : 457,175,932.52 = 302,317,182.97 : x
  2. Step 2: Convert to fraction form
    304,610,018.78/457,175,932.52 = 302,317,182.97/x
  3. Step 3: Cross multiply
    304,610,018.78x = 457,175,932.52 × 302,317,182.97
  4. Step 4: Simplify right side
    304,610,018.78x = 138,212,140,038,474,672
  5. Step 5: Solve for x
    x = 138,212,140,038,474,672/304,610,018.78
  6. Step 6: Final answer
    x = 453,734,714.93

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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.