Home / 453,574,660.52-625,964,490.64-274,966,076.82

Finding the Fourth Proportional to 453,574,660.52, 625,964,490.64 and 274,966,076.82

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Solution

The fourth proportional to 453,574,660.52, 625,964,490.64 and 274,966,076.82 is: 379,472,257.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,574,660.52 : 625,964,490.64 = 274,966,076.82 : x
  2. Step 2: Convert to fraction form
    453,574,660.52/625,964,490.64 = 274,966,076.82/x
  3. Step 3: Cross multiply
    453,574,660.52x = 625,964,490.64 × 274,966,076.82
  4. Step 4: Simplify right side
    453,574,660.52x = 172,119,000,219,910,400
  5. Step 5: Solve for x
    x = 172,119,000,219,910,400/453,574,660.52
  6. Step 6: Final answer
    x = 379,472,257.16

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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.