Home / 53,265,920.49-73,486,055.66-30,935,105.17

Finding the Fourth Proportional to 53,265,920.49, 73,486,055.66 and 30,935,105.17

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Solution

The fourth proportional to 53,265,920.49, 73,486,055.66 and 30,935,105.17 is: 42,678,298.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,265,920.49 : 73,486,055.66 = 30,935,105.17 : x
  2. Step 2: Convert to fraction form
    53,265,920.49/73,486,055.66 = 30,935,105.17/x
  3. Step 3: Cross multiply
    53,265,920.49x = 73,486,055.66 × 30,935,105.17
  4. Step 4: Simplify right side
    53,265,920.49x = 2,273,298,860,003,143.50
  5. Step 5: Solve for x
    x = 2,273,298,860,003,143.50/53,265,920.49
  6. Step 6: Final answer
    x = 42,678,298.61

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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.