Home / 19,498,136,795.72-29,226,792,328.15-8,159,810,072.36

Finding the Fourth Proportional to 19,498,136,795.72, 29,226,792,328.15 and 8,159,810,072.36

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Solution

The fourth proportional to 19,498,136,795.72, 29,226,792,328.15 and 8,159,810,072.36 is: 12,231,172,492.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,498,136,795.72 : 29,226,792,328.15 = 8,159,810,072.36 : x
  2. Step 2: Convert to fraction form
    19,498,136,795.72/29,226,792,328.15 = 8,159,810,072.36/x
  3. Step 3: Cross multiply
    19,498,136,795.72x = 29,226,792,328.15 × 8,159,810,072.36
  4. Step 4: Simplify right side
    19,498,136,795.72x = 238,485,074,421,825,404,928
  5. Step 5: Solve for x
    x = 238,485,074,421,825,404,928/19,498,136,795.72
  6. Step 6: Final answer
    x = 12,231,172,492.04

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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.