Home / 676,530,911.53-1,014,798,259.06-210,260,516.16

Finding the Fourth Proportional to 676,530,911.53, 1,014,798,259.06 and 210,260,516.16

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Solution

The fourth proportional to 676,530,911.53, 1,014,798,259.06 and 210,260,516.16 is: 315,391,362.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,530,911.53 : 1,014,798,259.06 = 210,260,516.16 : x
  2. Step 2: Convert to fraction form
    676,530,911.53/1,014,798,259.06 = 210,260,516.16/x
  3. Step 3: Cross multiply
    676,530,911.53x = 1,014,798,259.06 × 210,260,516.16
  4. Step 4: Simplify right side
    676,530,911.53x = 213,372,005,747,699,328
  5. Step 5: Solve for x
    x = 213,372,005,747,699,328/676,530,911.53
  6. Step 6: Final answer
    x = 315,391,362.19

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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.