Home / 6,641,985,488.04-9,966,655,632.06-3,979,498,714.56

Finding the Fourth Proportional to 6,641,985,488.04, 9,966,655,632.06 and 3,979,498,714.56

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Solution

The fourth proportional to 6,641,985,488.04, 9,966,655,632.06 and 3,979,498,714.56 is: 5,971,451,360.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,641,985,488.04 : 9,966,655,632.06 = 3,979,498,714.56 : x
  2. Step 2: Convert to fraction form
    6,641,985,488.04/9,966,655,632.06 = 3,979,498,714.56/x
  3. Step 3: Cross multiply
    6,641,985,488.04x = 9,966,655,632.06 × 3,979,498,714.56
  4. Step 4: Simplify right side
    6,641,985,488.04x = 39,662,293,276,244,951,040
  5. Step 5: Solve for x
    x = 39,662,293,276,244,951,040/6,641,985,488.04
  6. Step 6: Final answer
    x = 5,971,451,360.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.