Home / 79,076,030.70-118,414,980.45-52,003,109.10

Finding the Fourth Proportional to 79,076,030.70, 118,414,980.45 and 52,003,109.10

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Solution

The fourth proportional to 79,076,030.70, 118,414,980.45 and 52,003,109.10 is: 77,873,751.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,076,030.70 : 118,414,980.45 = 52,003,109.10 : x
  2. Step 2: Convert to fraction form
    79,076,030.70/118,414,980.45 = 52,003,109.10/x
  3. Step 3: Cross multiply
    79,076,030.70x = 118,414,980.45 × 52,003,109.10
  4. Step 4: Simplify right side
    79,076,030.70x = 6,157,947,147,415,717
  5. Step 5: Solve for x
    x = 6,157,947,147,415,717/79,076,030.70
  6. Step 6: Final answer
    x = 77,873,751.29

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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.