Home / 393,661,574.10-590,492,361.15-291,624,902.10

Finding the Fourth Proportional to 393,661,574.10, 590,492,361.15 and 291,624,902.10

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Solution

The fourth proportional to 393,661,574.10, 590,492,361.15 and 291,624,902.10 is: 437,437,353.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,661,574.10 : 590,492,361.15 = 291,624,902.10 : x
  2. Step 2: Convert to fraction form
    393,661,574.10/590,492,361.15 = 291,624,902.10/x
  3. Step 3: Cross multiply
    393,661,574.10x = 590,492,361.15 × 291,624,902.10
  4. Step 4: Simplify right side
    393,661,574.10x = 172,202,277,011,166,592
  5. Step 5: Solve for x
    x = 172,202,277,011,166,592/393,661,574.10
  6. Step 6: Final answer
    x = 437,437,353.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.