Home / 7,029,686,336-9,700,967,166.72-3,901,065,198.08

Finding the Fourth Proportional to 7,029,686,336, 9,700,967,166.72 and 3,901,065,198.08

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Solution

The fourth proportional to 7,029,686,336, 9,700,967,166.72 and 3,901,065,198.08 is: 5,383,469,986.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,029,686,336 : 9,700,967,166.72 = 3,901,065,198.08 : x
  2. Step 2: Convert to fraction form
    7,029,686,336/9,700,967,166.72 = 3,901,065,198.08/x
  3. Step 3: Cross multiply
    7,029,686,336x = 9,700,967,166.72 × 3,901,065,198.08
  4. Step 4: Simplify right side
    7,029,686,336x = 37,844,105,401,808,125,952
  5. Step 5: Solve for x
    x = 37,844,105,401,808,125,952/7,029,686,336
  6. Step 6: Final answer
    x = 5,383,469,986.14

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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.