Home / 855,685,709.40-1,284,005,461.33-462,204,606.00

Finding the Fourth Proportional to 855,685,709.40, 1,284,005,461.33 and 462,204,606.00

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Solution

The fourth proportional to 855,685,709.40, 1,284,005,461.33 and 462,204,606.00 is: 693,564,508.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,685,709.40 : 1,284,005,461.33 = 462,204,606.00 : x
  2. Step 2: Convert to fraction form
    855,685,709.40/1,284,005,461.33 = 462,204,606.00/x
  3. Step 3: Cross multiply
    855,685,709.40x = 1,284,005,461.33 × 462,204,606.00
  4. Step 4: Simplify right side
    855,685,709.40x = 593,473,238,358,662,144
  5. Step 5: Solve for x
    x = 593,473,238,358,662,144/855,685,709.40
  6. Step 6: Final answer
    x = 693,564,508.37

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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.