Home / 42,125,158,581.46-63,209,462,188.83-19,743,180,786.16

Finding the Fourth Proportional to 42,125,158,581.46, 63,209,462,188.83 and 19,743,180,786.16

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Solution

The fourth proportional to 42,125,158,581.46, 63,209,462,188.83 and 19,743,180,786.16 is: 29,624,952,912.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,125,158,581.46 : 63,209,462,188.83 = 19,743,180,786.16 : x
  2. Step 2: Convert to fraction form
    42,125,158,581.46/63,209,462,188.83 = 19,743,180,786.16/x
  3. Step 3: Cross multiply
    42,125,158,581.46x = 63,209,462,188.83 × 19,743,180,786.16
  4. Step 4: Simplify right side
    42,125,158,581.46x = 1,247,955,839,390,015,553,536
  5. Step 5: Solve for x
    x = 1,247,955,839,390,015,553,536/42,125,158,581.46
  6. Step 6: Final answer
    x = 29,624,952,912.09

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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.