Home / 79,190,695,325.44-109,285,230,740.64-43,063,840,669.20

Finding the Fourth Proportional to 79,190,695,325.44, 109,285,230,740.64 and 43,063,840,669.20

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Solution

The fourth proportional to 79,190,695,325.44, 109,285,230,740.64 and 43,063,840,669.20 is: 59,429,226,435.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,190,695,325.44 : 109,285,230,740.64 = 43,063,840,669.20 : x
  2. Step 2: Convert to fraction form
    79,190,695,325.44/109,285,230,740.64 = 43,063,840,669.20/x
  3. Step 3: Cross multiply
    79,190,695,325.44x = 109,285,230,740.64 × 43,063,840,669.20
  4. Step 4: Simplify right side
    79,190,695,325.44x = 4,706,241,764,111,678,439,424
  5. Step 5: Solve for x
    x = 4,706,241,764,111,678,439,424/79,190,695,325.44
  6. Step 6: Final answer
    x = 59,429,226,435.90

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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.