Home / 40,943,769,979.20-61,438,317,184.80-19,982,376,450.24

Finding the Fourth Proportional to 40,943,769,979.20, 61,438,317,184.80 and 19,982,376,450.24

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Solution

The fourth proportional to 40,943,769,979.20, 61,438,317,184.80 and 19,982,376,450.24 is: 29,984,624,842.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,943,769,979.20 : 61,438,317,184.80 = 19,982,376,450.24 : x
  2. Step 2: Convert to fraction form
    40,943,769,979.20/61,438,317,184.80 = 19,982,376,450.24/x
  3. Step 3: Cross multiply
    40,943,769,979.20x = 61,438,317,184.80 × 19,982,376,450.24
  4. Step 4: Simplify right side
    40,943,769,979.20x = 1,227,683,582,455,923,081,216
  5. Step 5: Solve for x
    x = 1,227,683,582,455,923,081,216/40,943,769,979.20
  6. Step 6: Final answer
    x = 29,984,624,842.30

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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.