Home / 406,112,346.34-560,432,028.63-220,468,588.90

Finding the Fourth Proportional to 406,112,346.34, 560,432,028.63 and 220,468,588.90

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Solution

The fourth proportional to 406,112,346.34, 560,432,028.63 and 220,468,588.90 is: 304,245,019.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,112,346.34 : 560,432,028.63 = 220,468,588.90 : x
  2. Step 2: Convert to fraction form
    406,112,346.34/560,432,028.63 = 220,468,588.90/x
  3. Step 3: Cross multiply
    406,112,346.34x = 560,432,028.63 × 220,468,588.90
  4. Step 4: Simplify right side
    406,112,346.34x = 123,557,658,525,846,176
  5. Step 5: Solve for x
    x = 123,557,658,525,846,176/406,112,346.34
  6. Step 6: Final answer
    x = 304,245,019.00

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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.