Home / 457,732,562.51-686,598,843.76-134,616,434.51

Finding the Fourth Proportional to 457,732,562.51, 686,598,843.76 and 134,616,434.51

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Solution

The fourth proportional to 457,732,562.51, 686,598,843.76 and 134,616,434.51 is: 201,924,651.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,732,562.51 : 686,598,843.76 = 134,616,434.51 : x
  2. Step 2: Convert to fraction form
    457,732,562.51/686,598,843.76 = 134,616,434.51/x
  3. Step 3: Cross multiply
    457,732,562.51x = 686,598,843.76 × 134,616,434.51
  4. Step 4: Simplify right side
    457,732,562.51x = 92,427,488,285,659,760
  5. Step 5: Solve for x
    x = 92,427,488,285,659,760/457,732,562.51
  6. Step 6: Final answer
    x = 201,924,651.76

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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.