Home / 79,621,942.40-119,432,913.60-34,176,003.20

Finding the Fourth Proportional to 79,621,942.40, 119,432,913.60 and 34,176,003.20

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Solution

The fourth proportional to 79,621,942.40, 119,432,913.60 and 34,176,003.20 is: 51,264,004.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,621,942.40 : 119,432,913.60 = 34,176,003.20 : x
  2. Step 2: Convert to fraction form
    79,621,942.40/119,432,913.60 = 34,176,003.20/x
  3. Step 3: Cross multiply
    79,621,942.40x = 119,432,913.60 × 34,176,003.20
  4. Step 4: Simplify right side
    79,621,942.40x = 4,081,739,637,378,923.50
  5. Step 5: Solve for x
    x = 4,081,739,637,378,923.50/79,621,942.40
  6. Step 6: Final answer
    x = 51,264,004.80

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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.