Home / 19,498,136,804.19-29,226,792,340.80-8,159,810,080.79

Finding the Fourth Proportional to 19,498,136,804.19, 29,226,792,340.80 and 8,159,810,080.79

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Solution

The fourth proportional to 19,498,136,804.19, 29,226,792,340.80 and 8,159,810,080.79 is: 12,231,172,504.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,498,136,804.19 : 29,226,792,340.80 = 8,159,810,080.79 : x
  2. Step 2: Convert to fraction form
    19,498,136,804.19/29,226,792,340.80 = 8,159,810,080.79/x
  3. Step 3: Cross multiply
    19,498,136,804.19x = 29,226,792,340.80 × 8,159,810,080.79
  4. Step 4: Simplify right side
    19,498,136,804.19x = 238,485,074,771,697,631,232
  5. Step 5: Solve for x
    x = 238,485,074,771,697,631,232/19,498,136,804.19
  6. Step 6: Final answer
    x = 12,231,172,504.67

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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.