Home / 6,171,360,765.31-8,516,332,997.76-3,631,207,261.15

Finding the Fourth Proportional to 6,171,360,765.31, 8,516,332,997.76 and 3,631,207,261.15

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Solution

The fourth proportional to 6,171,360,765.31, 8,516,332,997.76 and 3,631,207,261.15 is: 5,010,980,786.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,171,360,765.31 : 8,516,332,997.76 = 3,631,207,261.15 : x
  2. Step 2: Convert to fraction form
    6,171,360,765.31/8,516,332,997.76 = 3,631,207,261.15/x
  3. Step 3: Cross multiply
    6,171,360,765.31x = 8,516,332,997.76 × 3,631,207,261.15
  4. Step 4: Simplify right side
    6,171,360,765.31x = 30,924,570,219,837,460,480
  5. Step 5: Solve for x
    x = 30,924,570,219,837,460,480/6,171,360,765.31
  6. Step 6: Final answer
    x = 5,010,980,786.23

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1.5x scale

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.