Home / 89,170,430,261.36-123,055,213,847.20-49,072,409,649.84

Finding the Fourth Proportional to 89,170,430,261.36, 123,055,213,847.20 and 49,072,409,649.84

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Solution

The fourth proportional to 89,170,430,261.36, 123,055,213,847.20 and 49,072,409,649.84 is: 67,719,936,370.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,170,430,261.36 : 123,055,213,847.20 = 49,072,409,649.84 : x
  2. Step 2: Convert to fraction form
    89,170,430,261.36/123,055,213,847.20 = 49,072,409,649.84/x
  3. Step 3: Cross multiply
    89,170,430,261.36x = 123,055,213,847.20 × 49,072,409,649.84
  4. Step 4: Simplify right side
    89,170,430,261.36x = 6,038,615,863,458,461,122,560
  5. Step 5: Solve for x
    x = 6,038,615,863,458,461,122,560/89,170,430,261.36
  6. Step 6: Final answer
    x = 67,719,936,370.83

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Double scale
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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.