Home / 275,034,551.81-379,646,406.69-163,525,126.58

Finding the Fourth Proportional to 275,034,551.81, 379,646,406.69 and 163,525,126.58

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Solution

The fourth proportional to 275,034,551.81, 379,646,406.69 and 163,525,126.58 is: 225,723,372.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,034,551.81 : 379,646,406.69 = 163,525,126.58 : x
  2. Step 2: Convert to fraction form
    275,034,551.81/379,646,406.69 = 163,525,126.58/x
  3. Step 3: Cross multiply
    275,034,551.81x = 379,646,406.69 × 163,525,126.58
  4. Step 4: Simplify right side
    275,034,551.81x = 62,081,726,709,624,416
  5. Step 5: Solve for x
    x = 62,081,726,709,624,416/275,034,551.81
  6. Step 6: Final answer
    x = 225,723,372.94

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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.