Home / 3,928,337,413,070-5,421,047,936,669.20-2,194,172,277,216.40

Finding the Fourth Proportional to 3,928,337,413,070, 5,421,047,936,669.20 and 2,194,172,277,216.40

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Solution

The fourth proportional to 3,928,337,413,070, 5,421,047,936,669.20 and 2,194,172,277,216.40 is: 3,027,925,517,936.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,928,337,413,070 : 5,421,047,936,669.20 = 2,194,172,277,216.40 : x
  2. Step 2: Convert to fraction form
    3,928,337,413,070/5,421,047,936,669.20 = 2,194,172,277,216.40/x
  3. Step 3: Cross multiply
    3,928,337,413,070x = 5,421,047,936,669.20 × 2,194,172,277,216.40
  4. Step 4: Simplify right side
    3,928,337,413,070x = 11,894,713,096,100,724,000,948,224
  5. Step 5: Solve for x
    x = 11,894,713,096,100,724,000,948,224/3,928,337,413,070
  6. Step 6: Final answer
    x = 3,027,925,517,936.86

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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.