Home / 11,838,417,654.94-16,339,121,348.58-7,081,216,900.42

Finding the Fourth Proportional to 11,838,417,654.94, 16,339,121,348.58 and 7,081,216,900.42

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Solution

The fourth proportional to 11,838,417,654.94, 16,339,121,348.58 and 7,081,216,900.42 is: 9,773,338,431.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,838,417,654.94 : 16,339,121,348.58 = 7,081,216,900.42 : x
  2. Step 2: Convert to fraction form
    11,838,417,654.94/16,339,121,348.58 = 7,081,216,900.42/x
  3. Step 3: Cross multiply
    11,838,417,654.94x = 16,339,121,348.58 × 7,081,216,900.42
  4. Step 4: Simplify right side
    11,838,417,654.94x = 115,700,862,231,577,919,488
  5. Step 5: Solve for x
    x = 115,700,862,231,577,919,488/11,838,417,654.94
  6. Step 6: Final answer
    x = 9,773,338,431.20

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.