Home / 406,016,403.84-560,303,204.04-220,377,457.80

Finding the Fourth Proportional to 406,016,403.84, 560,303,204.04 and 220,377,457.80

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Solution

The fourth proportional to 406,016,403.84, 560,303,204.04 and 220,377,457.80 is: 304,121,199.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,016,403.84 : 560,303,204.04 = 220,377,457.80 : x
  2. Step 2: Convert to fraction form
    406,016,403.84/560,303,204.04 = 220,377,457.80/x
  3. Step 3: Cross multiply
    406,016,403.84x = 560,303,204.04 × 220,377,457.80
  4. Step 4: Simplify right side
    406,016,403.84x = 123,478,195,703,529,888
  5. Step 5: Solve for x
    x = 123,478,195,703,529,888/406,016,403.84
  6. Step 6: Final answer
    x = 304,121,199.38

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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.