Home / 73,404,100.60-109,954,778.10-43,019,870.20

Finding the Fourth Proportional to 73,404,100.60, 109,954,778.10 and 43,019,870.20

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Solution

The fourth proportional to 73,404,100.60, 109,954,778.10 and 43,019,870.20 is: 64,441,090.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,404,100.60 : 109,954,778.10 = 43,019,870.20 : x
  2. Step 2: Convert to fraction form
    73,404,100.60/109,954,778.10 = 43,019,870.20/x
  3. Step 3: Cross multiply
    73,404,100.60x = 109,954,778.10 × 43,019,870.20
  4. Step 4: Simplify right side
    73,404,100.60x = 4,730,240,281,731,803
  5. Step 5: Solve for x
    x = 4,730,240,281,731,803/73,404,100.60
  6. Step 6: Final answer
    x = 64,441,090.39

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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.