Home / 475,211,682.36-711,712,126.26-462,135,171.96

Finding the Fourth Proportional to 475,211,682.36, 711,712,126.26 and 462,135,171.96

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Solution

The fourth proportional to 475,211,682.36, 711,712,126.26 and 462,135,171.96 is: 692,127,778.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,211,682.36 : 711,712,126.26 = 462,135,171.96 : x
  2. Step 2: Convert to fraction form
    475,211,682.36/711,712,126.26 = 462,135,171.96/x
  3. Step 3: Cross multiply
    475,211,682.36x = 711,712,126.26 × 462,135,171.96
  4. Step 4: Simplify right side
    475,211,682.36x = 328,907,205,855,182,336
  5. Step 5: Solve for x
    x = 328,907,205,855,182,336/475,211,682.36
  6. Step 6: Final answer
    x = 692,127,778.13

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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.