Home / 352,736,511.48-486,778,277.09-193,976,869.77

Finding the Fourth Proportional to 352,736,511.48, 486,778,277.09 and 193,976,869.77

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Solution

The fourth proportional to 352,736,511.48, 486,778,277.09 and 193,976,869.77 is: 267,689,120.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,736,511.48 : 486,778,277.09 = 193,976,869.77 : x
  2. Step 2: Convert to fraction form
    352,736,511.48/486,778,277.09 = 193,976,869.77/x
  3. Step 3: Cross multiply
    352,736,511.48x = 486,778,277.09 × 193,976,869.77
  4. Step 4: Simplify right side
    352,736,511.48x = 94,423,726,462,436,848
  5. Step 5: Solve for x
    x = 94,423,726,462,436,848/352,736,511.48
  6. Step 6: Final answer
    x = 267,689,120.32

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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.