Home / 79,592,942.64-119,198,090.16-45,410,657.52

Finding the Fourth Proportional to 79,592,942.64, 119,198,090.16 and 45,410,657.52

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Solution

The fourth proportional to 79,592,942.64, 119,198,090.16 and 45,410,657.52 is: 68,006,829.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,592,942.64 : 119,198,090.16 = 45,410,657.52 : x
  2. Step 2: Convert to fraction form
    79,592,942.64/119,198,090.16 = 45,410,657.52/x
  3. Step 3: Cross multiply
    79,592,942.64x = 119,198,090.16 × 45,410,657.52
  4. Step 4: Simplify right side
    79,592,942.64x = 5,412,863,649,293,842
  5. Step 5: Solve for x
    x = 5,412,863,649,293,842/79,592,942.64
  6. Step 6: Final answer
    x = 68,006,829.12

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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.