Home / 371,461,405.17-512,628,213.07-204,210,446.22

Finding the Fourth Proportional to 371,461,405.17, 512,628,213.07 and 204,210,446.22

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Solution

The fourth proportional to 371,461,405.17, 512,628,213.07 and 204,210,446.22 is: 281,816,723.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,461,405.17 : 512,628,213.07 = 204,210,446.22 : x
  2. Step 2: Convert to fraction form
    371,461,405.17/512,628,213.07 = 204,210,446.22/x
  3. Step 3: Cross multiply
    371,461,405.17x = 512,628,213.07 × 204,210,446.22
  4. Step 4: Simplify right side
    371,461,405.17x = 104,684,036,136,241,200
  5. Step 5: Solve for x
    x = 104,684,036,136,241,200/371,461,405.17
  6. Step 6: Final answer
    x = 281,816,723.56

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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.