Home / 6,827,676,991-9,423,710,022.68-4,150,888,387.72

Finding the Fourth Proportional to 6,827,676,991, 9,423,710,022.68 and 4,150,888,387.72

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Solution

The fourth proportional to 6,827,676,991, 9,423,710,022.68 and 4,150,888,387.72 is: 5,729,147,491.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,827,676,991 : 9,423,710,022.68 = 4,150,888,387.72 : x
  2. Step 2: Convert to fraction form
    6,827,676,991/9,423,710,022.68 = 4,150,888,387.72/x
  3. Step 3: Cross multiply
    6,827,676,991x = 9,423,710,022.68 × 4,150,888,387.72
  4. Step 4: Simplify right side
    6,827,676,991x = 39,116,768,502,382,985,216
  5. Step 5: Solve for x
    x = 39,116,768,502,382,985,216/6,827,676,991
  6. Step 6: Final answer
    x = 5,729,147,491.01

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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.