Home / 16,798,669,884.65-25,180,403,555.72-7,827,462,857.66

Finding the Fourth Proportional to 16,798,669,884.65, 25,180,403,555.72 and 7,827,462,857.66

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Solution

The fourth proportional to 16,798,669,884.65, 25,180,403,555.72 and 7,827,462,857.66 is: 11,732,992,845.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,798,669,884.65 : 25,180,403,555.72 = 7,827,462,857.66 : x
  2. Step 2: Convert to fraction form
    16,798,669,884.65/25,180,403,555.72 = 7,827,462,857.66/x
  3. Step 3: Cross multiply
    16,798,669,884.65x = 25,180,403,555.72 × 7,827,462,857.66
  4. Step 4: Simplify right side
    16,798,669,884.65x = 197,098,673,573,123,063,808
  5. Step 5: Solve for x
    x = 197,098,673,573,123,063,808/16,798,669,884.65
  6. Step 6: Final answer
    x = 11,732,992,845.66

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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.