Home / 406,062,205.48-560,366,553.54-220,423,346.92

Finding the Fourth Proportional to 406,062,205.48, 560,366,553.54 and 220,423,346.92

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Solution

The fourth proportional to 406,062,205.48, 560,366,553.54 and 220,423,346.92 is: 304,184,604.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,062,205.48 : 560,366,553.54 = 220,423,346.92 : x
  2. Step 2: Convert to fraction form
    406,062,205.48/560,366,553.54 = 220,423,346.92/x
  3. Step 3: Cross multiply
    406,062,205.48x = 560,366,553.54 × 220,423,346.92
  4. Step 4: Simplify right side
    406,062,205.48x = 123,517,871,233,312,160
  5. Step 5: Solve for x
    x = 123,517,871,233,312,160/406,062,205.48
  6. Step 6: Final answer
    x = 304,184,604.15

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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.