Home / 16,798,669,815.47-25,180,403,451.95-7,827,462,788.45

Finding the Fourth Proportional to 16,798,669,815.47, 25,180,403,451.95 and 7,827,462,788.45

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Solution

The fourth proportional to 16,798,669,815.47, 25,180,403,451.95 and 7,827,462,788.45 is: 11,732,992,741.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,798,669,815.47 : 25,180,403,451.95 = 7,827,462,788.45 : x
  2. Step 2: Convert to fraction form
    16,798,669,815.47/25,180,403,451.95 = 7,827,462,788.45/x
  3. Step 3: Cross multiply
    16,798,669,815.47x = 25,180,403,451.95 × 7,827,462,788.45
  4. Step 4: Simplify right side
    16,798,669,815.47x = 197,098,671,018,131,488,768
  5. Step 5: Solve for x
    x = 197,098,671,018,131,488,768/16,798,669,815.47
  6. Step 6: Final answer
    x = 11,732,992,741.88

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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.