Home / 730,304,174,190.68-1,007,820,945,989.10-405,143,474,417.96

Finding the Fourth Proportional to 730,304,174,190.68, 1,007,820,945,989.10 and 405,143,474,417.96

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Solution

The fourth proportional to 730,304,174,190.68, 1,007,820,945,989.10 and 405,143,474,417.96 is: 559,098,652,423.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,304,174,190.68 : 1,007,820,945,989.10 = 405,143,474,417.96 : x
  2. Step 2: Convert to fraction form
    730,304,174,190.68/1,007,820,945,989.10 = 405,143,474,417.96/x
  3. Step 3: Cross multiply
    730,304,174,190.68x = 1,007,820,945,989.10 × 405,143,474,417.96
  4. Step 4: Simplify right side
    730,304,174,190.68x = 408,312,079,649,219,167,649,792
  5. Step 5: Solve for x
    x = 408,312,079,649,219,167,649,792/730,304,174,190.68
  6. Step 6: Final answer
    x = 559,098,652,423.44

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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.