Home / 413,459,812.80-570,599,958.24-227,820,780

Finding the Fourth Proportional to 413,459,812.80, 570,599,958.24 and 227,820,780

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Solution

The fourth proportional to 413,459,812.80, 570,599,958.24 and 227,820,780 is: 314,406,681.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,459,812.80 : 570,599,958.24 = 227,820,780 : x
  2. Step 2: Convert to fraction form
    413,459,812.80/570,599,958.24 = 227,820,780/x
  3. Step 3: Cross multiply
    413,459,812.80x = 570,599,958.24 × 227,820,780
  4. Step 4: Simplify right side
    413,459,812.80x = 129,994,527,554,204,224
  5. Step 5: Solve for x
    x = 129,994,527,554,204,224/413,459,812.80
  6. Step 6: Final answer
    x = 314,406,681.21

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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.