Home / 676,530,913.52-1,014,798,262.06-210,260,518.16

Finding the Fourth Proportional to 676,530,913.52, 1,014,798,262.06 and 210,260,518.16

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Solution

The fourth proportional to 676,530,913.52, 1,014,798,262.06 and 210,260,518.16 is: 315,391,365.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,530,913.52 : 1,014,798,262.06 = 210,260,518.16 : x
  2. Step 2: Convert to fraction form
    676,530,913.52/1,014,798,262.06 = 210,260,518.16/x
  3. Step 3: Cross multiply
    676,530,913.52x = 1,014,798,262.06 × 210,260,518.16
  4. Step 4: Simplify right side
    676,530,913.52x = 213,372,008,408,603,040
  5. Step 5: Solve for x
    x = 213,372,008,408,603,040/676,530,913.52
  6. Step 6: Final answer
    x = 315,391,365.19

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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.