Home / 543,777,033.56-750,502,302.89-320,813,225.55

Finding the Fourth Proportional to 543,777,033.56, 750,502,302.89 and 320,813,225.55

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Solution

The fourth proportional to 543,777,033.56, 750,502,302.89 and 320,813,225.55 is: 442,775,346.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,777,033.56 : 750,502,302.89 = 320,813,225.55 : x
  2. Step 2: Convert to fraction form
    543,777,033.56/750,502,302.89 = 320,813,225.55/x
  3. Step 3: Cross multiply
    543,777,033.56x = 750,502,302.89 × 320,813,225.55
  4. Step 4: Simplify right side
    543,777,033.56x = 240,771,064,571,239,936
  5. Step 5: Solve for x
    x = 240,771,064,571,239,936/543,777,033.56
  6. Step 6: Final answer
    x = 442,775,346.72

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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.