Home / 3,929,936,164,854.20-5,423,592,546,795.20-2,172,047,885,398.20

Finding the Fourth Proportional to 3,929,936,164,854.20, 5,423,592,546,795.20 and 2,172,047,885,398.20

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Solution

The fourth proportional to 3,929,936,164,854.20, 5,423,592,546,795.20 and 2,172,047,885,398.20 is: 2,997,581,189,201.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,929,936,164,854.20 : 5,423,592,546,795.20 = 2,172,047,885,398.20 : x
  2. Step 2: Convert to fraction form
    3,929,936,164,854.20/5,423,592,546,795.20 = 2,172,047,885,398.20/x
  3. Step 3: Cross multiply
    3,929,936,164,854.20x = 5,423,592,546,795.20 × 2,172,047,885,398.20
  4. Step 4: Simplify right side
    3,929,936,164,854.20x = 11,780,302,722,527,952,776,462,336
  5. Step 5: Solve for x
    x = 11,780,302,722,527,952,776,462,336/3,929,936,164,854.20
  6. Step 6: Final answer
    x = 2,997,581,189,201.07

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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.