Home / 89,170,430,119.96-123,055,213,652.05-49,072,409,508.47

Finding the Fourth Proportional to 89,170,430,119.96, 123,055,213,652.05 and 49,072,409,508.47

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Solution

The fourth proportional to 89,170,430,119.96, 123,055,213,652.05 and 49,072,409,508.47 is: 67,719,936,175.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,170,430,119.96 : 123,055,213,652.05 = 49,072,409,508.47 : x
  2. Step 2: Convert to fraction form
    89,170,430,119.96/123,055,213,652.05 = 49,072,409,508.47/x
  3. Step 3: Cross multiply
    89,170,430,119.96x = 123,055,213,652.05 × 49,072,409,508.47
  4. Step 4: Simplify right side
    89,170,430,119.96x = 6,038,615,836,485,050,433,536
  5. Step 5: Solve for x
    x = 6,038,615,836,485,050,433,536/89,170,430,119.96
  6. Step 6: Final answer
    x = 67,719,936,175.72

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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.