Home / 2,116,226,815.80-3,172,243,461.02-993,741,114.16

Finding the Fourth Proportional to 2,116,226,815.80, 3,172,243,461.02 and 993,741,114.16

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Solution

The fourth proportional to 2,116,226,815.80, 3,172,243,461.02 and 993,741,114.16 is: 1,489,627,070.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,116,226,815.80 : 3,172,243,461.02 = 993,741,114.16 : x
  2. Step 2: Convert to fraction form
    2,116,226,815.80/3,172,243,461.02 = 993,741,114.16/x
  3. Step 3: Cross multiply
    2,116,226,815.80x = 3,172,243,461.02 × 993,741,114.16
  4. Step 4: Simplify right side
    2,116,226,815.80x = 3,152,388,751,340,789,248
  5. Step 5: Solve for x
    x = 3,152,388,751,340,789,248/2,116,226,815.80
  6. Step 6: Final answer
    x = 1,489,627,070.13

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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.