Home / 102,466,984.89-153,700,356.87-33,379,675.39

Finding the Fourth Proportional to 102,466,984.89, 153,700,356.87 and 33,379,675.39

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Solution

The fourth proportional to 102,466,984.89, 153,700,356.87 and 33,379,675.39 is: 50,069,473.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,466,984.89 : 153,700,356.87 = 33,379,675.39 : x
  2. Step 2: Convert to fraction form
    102,466,984.89/153,700,356.87 = 33,379,675.39/x
  3. Step 3: Cross multiply
    102,466,984.89x = 153,700,356.87 × 33,379,675.39
  4. Step 4: Simplify right side
    102,466,984.89x = 5,130,468,019,480,858
  5. Step 5: Solve for x
    x = 5,130,468,019,480,858/102,466,984.89
  6. Step 6: Final answer
    x = 50,069,473.84

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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.