Home / 413,757,457.94-571,530,328.55-306,683,842.37

Finding the Fourth Proportional to 413,757,457.94, 571,530,328.55 and 306,683,842.37

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Solution

The fourth proportional to 413,757,457.94, 571,530,328.55 and 306,683,842.37 is: 423,627,692.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,757,457.94 : 571,530,328.55 = 306,683,842.37 : x
  2. Step 2: Convert to fraction form
    413,757,457.94/571,530,328.55 = 306,683,842.37/x
  3. Step 3: Cross multiply
    413,757,457.94x = 571,530,328.55 × 306,683,842.37
  4. Step 4: Simplify right side
    413,757,457.94x = 175,279,117,190,702,496
  5. Step 5: Solve for x
    x = 175,279,117,190,702,496/413,757,457.94
  6. Step 6: Final answer
    x = 423,627,692.57

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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.