Home / 855,685,710.40-1,284,005,462.83-462,204,607

Finding the Fourth Proportional to 855,685,710.40, 1,284,005,462.83 and 462,204,607

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Solution

The fourth proportional to 855,685,710.40, 1,284,005,462.83 and 462,204,607 is: 693,564,509.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,685,710.40 : 1,284,005,462.83 = 462,204,607 : x
  2. Step 2: Convert to fraction form
    855,685,710.40/1,284,005,462.83 = 462,204,607/x
  3. Step 3: Cross multiply
    855,685,710.40x = 1,284,005,462.83 × 462,204,607
  4. Step 4: Simplify right side
    855,685,710.40x = 593,473,240,333,193,216
  5. Step 5: Solve for x
    x = 593,473,240,333,193,216/855,685,710.40
  6. Step 6: Final answer
    x = 693,564,509.87

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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.